{"id":26154,"date":"2019-05-15T17:14:41","date_gmt":"2019-05-15T16:14:41","guid":{"rendered":"https:\/\/groupe-reussite.fr\/?page_id=26154"},"modified":"2023-09-15T13:24:09","modified_gmt":"2023-09-15T12:24:09","slug":"cours-en-ligne-loi-normale-fluctuation-estimation","status":"publish","type":"page","link":"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-normale-fluctuation-estimation\/","title":{"rendered":"Cours, exercices et corrig\u00e9s sur Loi Normale, intervalle de fluctuation et estimation en Terminale"},"content":{"rendered":"<div class=\"Latex_page\">\n<section class=\"has_ae_slider elementor-element elementor-section-full_width elementor-reverse-mobile elementor-section-stretched elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default elementor-section elementor-top-section\">\n<div class=\"elementor-container elementor-column-gap-no\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column-wrap elementor-element-populated colone_elementor\">\n\t\t<div data-elementor-type=\"page\" data-elementor-id=\"85134\" class=\"elementor elementor-85134\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-10da350a elementor-section-content-bottom elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"10da350a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4b0929de sticky_badeau_colone strick_col ae-bg-gallery-type-default\" data-id=\"4b0929de\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-68eecbf elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"68eecbf\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c6e4a1c strick_col ae-bg-gallery-type-default\" data-id=\"3c6e4a1c\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e2a6b8d elementor-widget elementor-widget-heading\" data-id=\"5e2a6b8d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-terminale-maths\/\">Cours en ligne Maths en Terminale<\/a><\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2d17b9 elementor-widget elementor-widget-heading\" data-id=\"b2d17b9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Chapitres Maths en Terminale G\u00e9n\u00e9rale<\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4afe09ff elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4afe09ff\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-recurrence-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Raisonnement et r\u00e9currence<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16c8edd8 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"16c8edd8\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les suites<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3bb57f03 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3bb57f03\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-limites-fonctions-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les limites<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b9945a3 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7b9945a3\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-continuite-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Continuit\u00e9<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-752f886a elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"752f886a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-algorithmique-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Algorithmique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1446b89c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1446b89c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonction-exponentielle\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions exponentielles<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53f6eff0 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"53f6eff0\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonction-logarithme-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions logarithmes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c1ead01 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6c1ead01\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonctions-trigonometriques-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions trigonom\u00e9triques<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2da72d22 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2da72d22\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-conditionnement-independance-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Conditionnement et ind\u00e9pendance<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bb2d47c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1bb2d47c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-primitives-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Primitives<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c52a6c9 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2c52a6c9\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-derivees-convexite-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9rivation et convexit\u00e9<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f5a8891 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4f5a8891\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integration-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Calcul int\u00e9gral<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5aaddce0 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5aaddce0\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Figures et \u00e9quation cart\u00e9sienne<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35f6fc16 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"35f6fc16\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrement-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9nombrement<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21b103a7 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"21b103a7\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-binomiale-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Loi binomiale<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25ac19ad elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"25ac19ad\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-loi-grands-nombres-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Lois des grands nombres<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-84d8e42 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"84d8e42\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-normale-fluctuation-estimation\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Loi normale, intervalles, estimation<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a67a9f5 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3a67a9f5\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-nombres-complexes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Nombres complexes - alg\u00e8bre<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f63f3f6 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1f63f3f6\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-polynomes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9quations polynomiales<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17f1c156 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"17f1c156\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-complexes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">G\u00e9om\u00e9trie et complexes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d329f92 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4d329f92\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-arithmetique-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Arithm\u00e9tique - Congruences<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fbdca41 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"fbdca41\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-pgcd-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Arithm\u00e9tique - PGCD PPCM<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ef8cbc elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"8ef8cbc\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-nombres-premiers-fermat-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Nombres Premiers et Fermat<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e7274d4 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1e7274d4\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-matrices-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Matrices<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d362186 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"d362186\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-graphes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Graphes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9acc30 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"e9acc30\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-chaine-markov-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Cha\u00eene de Markov<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49866b96 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"49866b96\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/nous-contacter\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-column-wrap elementor-element-populated colone_latex\">\n<div class=\"style_pag\" style=\"color: #000;font-family: 'Lato', Sans-serif\">\n<div class=\"elementor-text-editor elementor-clearfix\">\n<h1 class=\"Latex_page_title\">Loi Normale, intervalle de fluctuation et estimation en Terminale<\/h1>\n<\/div>\n<p class=\"colone_latex_ancres\" style=\"text-align: center\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-normale-fluctuation-estimation\/\">R\u00e9sum\u00e9 de cours<\/a> <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-normale-fluctuation-estimation\/\">Exercices et corrig\u00e9s<\/a><\/p>\n<p class=\"colone_latex_ancres\" style=\"text-align: center\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-terminale-maths\/\">Cours en ligne de Maths en Terminale<\/a><\/p>\n<h2 style=\"text-align: justify\">R\u00e9sum\u00e9 de cours Probabilit\u00e9s: Loi normale, fluctuation &amp; estimation<\/h2>\n<p style=\"text-align: justify\">Profitez de ce cours en ligne sur la loi normale, la fluctuation et les estimations au programme de maths de terminale pour vous remettre \u00e0 niveau ou tout simplement pour contr\u00f4ler vos connaissances sur le chapitre. Les \u00e9l\u00e8ves ayant s\u00e9lectionn\u00e9 la sp\u00e9cialit\u00e9 maths au programme de Terminale doivent travailler dur, car le coefficient au bac, des math\u00e9matiques est tr\u00e8s \u00e9lev\u00e9. Pour d\u00e9finir les notes minimales \u00e0 avoir au bac pour d\u00e9crocher la mention bien ou la mention tr\u00e8s bien, rendez-vous sur notre simulateur de bac et nos <a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/france\/\">cours de maths particulier<\/a>.<\/p>\n<h3 style=\"text-align: justify\">1. Loi normale<\/h3>\n<p style=\"text-align: justify\"><b>D\u00e9finition: variable al\u00e9atoire centr\u00e9e et r\u00e9duite<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">On dit qu&rsquo;une <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-loi-grands-nombres-terminale\/\">variable al\u00e9atoire<\/a> est centr\u00e9e et r\u00e9duite lorsque son esp\u00e9rance est nulle et son \u00e9cart-type \u00e9gal \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4868771cbc422b5818f85500909ce433_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"7\" style=\"vertical-align: -1px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Propri\u00e9t\u00e9s<\/p>\n<p style=\"text-align: justify\">Soit <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> une variable al\u00e9atoire prenant un nombre fini de valeurs, d&rsquo;esp\u00e9rance <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-73fa3338e1348e64583fa74015d20b53_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#32;&#61;&#32;&#69;&#40;&#88;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -4px;\"\/>, de variance <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e20a323b1c4bfa7e5b6d07bf07e0c560_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#97;&#114;&#40;&#88;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"61\" style=\"vertical-align: -4px;\"\/> et d&rsquo;\u00e9cart-type <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d686356b41c67cc98885a389b8db241c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#105;&#103;&#109;&#97;&#95;&#123;&#48;&#125;&#32;&#61;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#86;&#97;&#114;&#40;&#88;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"122\" style=\"vertical-align: -6px;\"\/> non nul.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> La variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2465234b5e836ed8765ecba0ace82d22_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#45;&#109;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"66\" style=\"vertical-align: -4px;\"\/> a une esp\u00e9rance nulle;<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> La variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fc84de085e0f66d8fad7d676cb9bbd4c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#90;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#45;&#109;&#125;&#123;&#92;&#115;&#105;&#103;&#109;&#97;&#95;&#123;&#48;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"50\" width=\"106\" style=\"vertical-align: -20px;\"\/> est une variable al\u00e9atoire centr\u00e9e et r\u00e9duite.<\/p>\n<p style=\"text-align: justify\"><b>Th\u00e9or\u00e8me de Moivre-Laplace<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Soit <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> un nombre r\u00e9el de l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e81df82e903ffccf8766cdf7a401e43b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#48;&#59;&#49;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"36\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Soit une suite de variables al\u00e9atoires <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c6e7170ef70c0a0b51758399cfca9609_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/> o\u00f9 chaque variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> suit la loi binomiale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba2b9890ebc5cecf342065a4adb270fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\">On pose <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f23160e22c3c3fd45cc2d3b9481e57e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#90;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#32;&#45;&#32;&#110;&#112;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#112;&#40;&#49;&#45;&#112;&#41;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"56\" width=\"151\" style=\"vertical-align: -26px;\"\/> la variable al\u00e9atoire centr\u00e9e et r\u00e9duite associ\u00e9e \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Alors, pour tous r\u00e9els <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f56d50c26583f9a035ff6b4e3c0ca5c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"8\" style=\"vertical-align: 0px;\"\/> tels que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-01b889162f9521597332e1f5caa3c993_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#32;&#60;&#32;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: 0px;\"\/>, on a:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 27px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-eea07fce18905a03ea3865b9c3d1f064_l3.png\" height=\"27\" width=\"171\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#108;&#105;&#109;&#92;&#108;&#105;&#109;&#105;&#116;&#115;&#95;&#123;&#110;&#32;&#92;&#108;&#111;&#110;&#103;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#32;&#80;&#40;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#90;&#95;&#123;&#110;&#125;&#32;&#92;&#108;&#101;&#113;&#32;&#98;&#41;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 58px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cab88c79c6244855017f9449750efef6_l3.png\" height=\"58\" width=\"150\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#100;&#120;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\"size-full wp-image-51542 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/06\/loi-probabilites-va.png\" alt=\"Loi de probabilite variable aleatoire\" width=\"505\" height=\"350\" \/><\/p>\n<p style=\"text-align: justify\">Repr\u00e9sentation graphique de la loi de probabilit\u00e9 de la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43118709d726f923fa7706b1aa5240ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#90;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"19\" style=\"vertical-align: -3px;\"\/> (<img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-04b701e5ad225627565639c487b07f04_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#61;&#57;&#57;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"52\" style=\"vertical-align: 0px;\"\/>) et de la fonction <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a70b0ee046e07d5cd6b58444f35bfbe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#108;&#111;&#110;&#103;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"57\" width=\"126\" style=\"vertical-align: -16px;\"\/><\/p>\n<p style=\"text-align: justify\">Les aires des rectangles repr\u00e9sentent les probabilit\u00e9s. Le param\u00e8tre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> \u00e9tant fix\u00e9, plus l&rsquo;entier <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> augmente, plus la loi de probabilit\u00e9 de la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43118709d726f923fa7706b1aa5240ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#90;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"19\" style=\"vertical-align: -3px;\"\/> se rapproche de la <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-probabilites-lois-densite-terminale\/\">loi de densit\u00e9<\/a> de probabilit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a70b0ee046e07d5cd6b58444f35bfbe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#108;&#111;&#110;&#103;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"57\" width=\"126\" style=\"vertical-align: -16px;\"\/>.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"186412\" class=\"elementor elementor-186412\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-7b286009 elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"7b286009\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-64f5fda0 ae-bg-gallery-type-default\" data-id=\"64f5fda0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bccc2bf elementor-widget elementor-widget-heading\" data-id=\"bccc2bf\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS DE MATHS A DOMICILE<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ba807dc elementor-widget elementor-widget-heading\" data-id=\"6ba807dc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Les meilleurs profs de maths pour <br\/> r\u00e9ussir sa scolarit\u00e9 <\/b><\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f19bd5 elementor-widget elementor-widget-heading\" data-id=\"9f19bd5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">En ligne ou \u00e0 domicile<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d959d5a elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"2d959d5a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Je recherche un prof de maths \u00e0 domicile<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21d714d4 elementor-widget elementor-widget-text-editor\" data-id=\"21d714d4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p style=\"text-align: left;\"><b>Avis Google France <\/b><span style=\"color: #e5a430;\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-2ffb5a60 ae-bg-gallery-type-default\" data-id=\"2ffb5a60\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: justify\">2. Loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/><\/h3>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">La fonction d\u00e9finie sur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6e421454947c585b8fb5ae10299f873_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> par <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a70b0ee046e07d5cd6b58444f35bfbe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#108;&#111;&#110;&#103;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"57\" width=\"126\" style=\"vertical-align: -16px;\"\/> est une densit\u00e9 de probabilit\u00e9.<\/p>\n<p style=\"text-align: justify\"><b>D\u00e9finition<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Une variable al\u00e9atoire \u00e0 densit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> suit la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/> si sa fonction de densit\u00e9 est la fonction d\u00e9finie sur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6e421454947c585b8fb5ae10299f873_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> par<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 69px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e8e7cca719e982c76f4a092503d39ff3_l3.png\" height=\"69\" width=\"204\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#102;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#58;&#32;&#125;&#120;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#92;&#108;&#111;&#110;&#103;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#125;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">On a alors, pour tous r\u00e9els <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f56d50c26583f9a035ff6b4e3c0ca5c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"8\" style=\"vertical-align: 0px;\"\/> tels que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-01b889162f9521597332e1f5caa3c993_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#32;&#60;&#32;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: 0px;\"\/> :<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 44px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a2871664993ab77af819475520574301_l3.png\" height=\"44\" width=\"219\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#40;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#98;&#41;&#32;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#32;&#102;&#40;&#120;&#41;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#100;&#120;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 58px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0d77b2c5e646685a50ffabd6bf50cd05_l3.png\" height=\"58\" width=\"123\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#61;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#97;&#125;&#94;&#123;&#98;&#125;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\"size-full wp-image-51544 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/06\/courbe-gauss-densite-probabilite.png\" alt=\"Courbe de gauss - loi de probabilite\" width=\"347\" height=\"167\" \/><\/p>\n<p style=\"text-align: justify\">Courbe de Gauss &#8211; repr\u00e9sentation graphique de la densit\u00e9 de probabilit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a70b0ee046e07d5cd6b58444f35bfbe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#108;&#111;&#110;&#103;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#92;&#112;&#105;&#125;&#125;&#125;&#32;&#101;&#94;&#123;&#45;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#94;&#123;&#50;&#125;&#125;&#123;&#50;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"57\" width=\"126\" style=\"vertical-align: -16px;\"\/><\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9s<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Soit <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> une variable al\u00e9atoire \u00e0 densit\u00e9 qui suit la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>. On a:<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Pour tout r\u00e9el <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43fe27dc3e528266a619764d90fce60b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/> positif, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2073c122c820c494abe817bd401b9720_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#40;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#45;&#117;&#41;&#32;&#61;&#32;&#80;&#40;&#88;&#32;&#92;&#103;&#101;&#113;&#32;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"191\" style=\"vertical-align: -4px;\"\/>;<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3d0d5d1ae480fd7c90e47e5b848e862d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#40;&#48;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#41;&#32;&#61;&#32;&#80;&#40;&#88;&#32;&#92;&#103;&#101;&#113;&#32;&#48;&#41;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"209\" style=\"vertical-align: -6px;\"\/><\/p>\n<p style=\"text-align: justify\"><b>D\u00e9finition: esp\u00e9rance de la loi normale centr\u00e9e r\u00e9duite<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Si la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> suit la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>, son esp\u00e9rance <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-592d20f54789f59923f4cfee3134e813_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#40;&#88;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"\/> est d\u00e9finie par:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-15e0422221c741decdaa6487b474f73e_l3.png\" height=\"18\" width=\"43\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#69;&#40;&#88;&#41;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 47px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cd1475ef301e69fe741d11086af6050d_l3.png\" height=\"47\" width=\"341\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#61;&#32;&#92;&#108;&#105;&#109;&#92;&#108;&#105;&#109;&#105;&#116;&#115;&#95;&#123;&#121;&#32;&#92;&#108;&#111;&#110;&#103;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#45;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#121;&#125;&#94;&#123;&#48;&#125;&#32;&#116;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#102;&#40;&#116;&#41;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#100;&#116;&#32;&#43;&#32;&#92;&#108;&#105;&#109;&#92;&#108;&#105;&#109;&#105;&#116;&#115;&#95;&#123;&#120;&#32;&#92;&#108;&#111;&#110;&#103;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#32;&#92;&#105;&#110;&#116;&#95;&#123;&#48;&#125;&#94;&#123;&#120;&#125;&#32;&#116;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#102;&#40;&#116;&#41;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#100;&#116;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">o\u00f9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est la fonction de densit\u00e9 de la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9: esp\u00e9rance de la loi normale centr\u00e9e r\u00e9duite<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">L&rsquo;esp\u00e9rance (ou la moyenne) de la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/> est \u00e9gale \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a5e437be25f29374d30f66cd46adf81c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9: variance de la loi normale centr\u00e9e r\u00e9duite<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">La variance de la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>, d\u00e9finie par <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e7551b66a63d6755c92c46b16d27a446_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#97;&#114;&#40;&#88;&#41;&#32;&#61;&#32;&#69;&#92;&#108;&#101;&#102;&#116;&#091;&#40;&#88;&#45;&#69;&#40;&#88;&#41;&#41;&#94;&#123;&#50;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"217\" style=\"vertical-align: -7px;\"\/>, est \u00e9gale \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4868771cbc422b5818f85500909ce433_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"7\" style=\"vertical-align: -1px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Th\u00e9or\u00e8me: r\u00e9partition des valeurs de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-18ebc395165826c2612dde946f4669bd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#32;&#92;&#116;&#104;&#105;&#99;&#107;&#115;&#105;&#109;&#32;&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -4px;\"\/><br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Lorsque la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> suit la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>, alors pour tout nombre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8f0b6b1a01f8fcc2f95be0364c090397_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> de l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e81df82e903ffccf8766cdf7a401e43b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#48;&#59;&#49;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"36\" style=\"vertical-align: -5px;\"\/>, il existe un unique nombre r\u00e9el positif <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3d74c465e23a90543ba78479e998952a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"19\" style=\"vertical-align: -3px;\"\/> tel que<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 29px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ac699903df42e01f2f45d9020770e2d4_l3.png\" height=\"29\" width=\"222\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#80;&#40;&#45;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#41;&#32;&#61;&#32;&#49;&#32;&#45;&#32;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Valeurs particuli\u00e8res<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> On a <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-870120ae740be9307ee307e0e1b58783_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#123;&#48;&#46;&#48;&#53;&#125;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#49;&#46;&#57;&#54;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"91\" style=\"vertical-align: -3px;\"\/> d&rsquo;o\u00f9 : <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3354cfec8039e3b57619ada15d47da82_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#40;&#45;&#49;&#46;&#57;&#54;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#49;&#46;&#57;&#54;&#41;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#48;&#44;&#57;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"225\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> On a <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-87b124f23ec4e2d102944bfcaba16b70_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#123;&#48;&#46;&#48;&#49;&#125;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#50;&#46;&#53;&#56;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"91\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-88f2ac3eb5182f690aff8c593fb27afe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#40;&#45;&#50;&#46;&#53;&#56;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#50;&#46;&#53;&#56;&#41;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#48;&#46;&#57;&#57;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"223\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<h3 style=\"text-align: justify\">3. Loi normale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cb54af5b558b1a317f4b61ebed652179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#92;&#109;&#117;&#44;&#92;&#115;&#105;&#103;&#109;&#97;&#94;&#123;&#50;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -4px;\"\/><\/h3>\n<p style=\"text-align: justify\"><b>D\u00e9finition<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Une variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> suit une loi normale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cb54af5b558b1a317f4b61ebed652179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#92;&#109;&#117;&#44;&#92;&#115;&#105;&#103;&#109;&#97;&#94;&#123;&#50;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -4px;\"\/> si la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-003984d213eb00127220e2fdd49c7fde_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#90;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#32;&#45;&#32;&#92;&#109;&#117;&#125;&#123;&#92;&#115;&#105;&#103;&#109;&#97;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"48\" width=\"101\" style=\"vertical-align: -18px;\"\/> suit la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Propri\u00e9t\u00e9s: esp\u00e9rance et \u00e9cart-type de la loi normale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cb54af5b558b1a317f4b61ebed652179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#92;&#109;&#117;&#44;&#92;&#115;&#105;&#103;&#109;&#97;&#94;&#123;&#50;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify\">On admet que, si une variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> suit la loi normale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cb54af5b558b1a317f4b61ebed652179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#92;&#109;&#117;&#44;&#92;&#115;&#105;&#103;&#109;&#97;&#94;&#123;&#50;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -4px;\"\/>}, alors son esp\u00e9rance est \u00e9gale \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-461fe1a58a75801541487ddf10d32abd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"11\" style=\"vertical-align: -4px;\"\/> et son \u00e9cart-type \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1c9cc40f96a1492e298e7da85a2c1692_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#105;&#103;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/>:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 29px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c233405672a891ae59807be95a2e18bf_l3.png\" height=\"29\" width=\"90\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#69;&#40;&#88;&#41;&#32;&#61;&#32;&#92;&#109;&#117;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 29px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9f4fcd610eb8a92749cfc6b0896d82a4_l3.png\" height=\"29\" width=\"87\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#115;&#105;&#103;&#109;&#97;&#40;&#88;&#41;&#32;&#61;&#32;&#92;&#115;&#105;&#103;&#109;&#97;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9s: intervalles un, deux et trois sigmas<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-611805ccd4f6221ce4f0b8c03974f9cc_l3.png\" height=\"18\" width=\"233\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#40;&#92;&#109;&#117;&#32;&#45;&#32;&#92;&#115;&#105;&#103;&#109;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#109;&#117;&#32;&#43;&#32;&#92;&#115;&#105;&#103;&#109;&#97;&#41;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#48;&#46;&#54;&#56;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> (\u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ac8fbc5a11b4501639c79bc8340f103_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#45;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"35\" style=\"vertical-align: -1px;\"\/> pr\u00e8s)<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-bec6232265df6cc17c31c799192cae47_l3.png\" height=\"18\" width=\"253\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#40;&#92;&#109;&#117;&#32;&#45;&#32;&#50;&#92;&#115;&#105;&#103;&#109;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#109;&#117;&#32;&#43;&#32;&#50;&#92;&#115;&#105;&#103;&#109;&#97;&#41;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#48;&#44;&#57;&#53;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> (\u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ac8fbc5a11b4501639c79bc8340f103_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#45;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"35\" style=\"vertical-align: -1px;\"\/> pr\u00e8s)<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-88cf170a152a8470e62583469d70d3ed_l3.png\" height=\"18\" width=\"260\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#40;&#92;&#109;&#117;&#32;&#45;&#32;&#51;&#92;&#115;&#105;&#103;&#109;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#88;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#109;&#117;&#32;&#43;&#32;&#51;&#92;&#115;&#105;&#103;&#109;&#97;&#41;&#32;&#92;&#97;&#112;&#112;&#114;&#111;&#120;&#32;&#48;&#46;&#57;&#57;&#55;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> (\u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ac8fbc5a11b4501639c79bc8340f103_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#45;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"35\" style=\"vertical-align: -1px;\"\/> pr\u00e8s)<\/p>\n<h3 style=\"text-align: justify\">4. Intervalle de fluctuation<\/h3>\n<p style=\"text-align: justify\">En statistiques, un \u00e9chantillon de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est la liste des <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> r\u00e9sultats obtenus par <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> r\u00e9p\u00e9titions ind\u00e9pendantes de la m\u00eame exp\u00e9rience al\u00e9atoire.<\/p>\n<p style=\"text-align: justify\">Par exemple, un \u00e9chantillon de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2c4b0a8a79b7bd0e6e72a5fca0be9982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"26\" style=\"vertical-align: -1px;\"\/> du lancer d&rsquo;un d\u00e9 dont on observe l&rsquo;apparition ou non de la face <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b5c3e12330dabaeec7413281aba0f134_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#54;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/> est la liste des r\u00e9sultats obtenus en lan\u00e7ant <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2c4b0a8a79b7bd0e6e72a5fca0be9982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"26\" style=\"vertical-align: -1px;\"\/> fois le d\u00e9. Pour chaque lancer la probabilit\u00e9 de r\u00e9ussir (d&rsquo;obtenir la face <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b5c3e12330dabaeec7413281aba0f134_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#54;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/>) est <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/>, la probabilit\u00e9 de l&rsquo;\u00e9chec (ne pas obtenir <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b5c3e12330dabaeec7413281aba0f134_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#54;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/>) est <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25ae9b548488a07106b1ed3181057538_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#45;&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"39\" style=\"vertical-align: -4px;\"\/> (<img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fe1be36f47b4eb33f85c7a5b839ff42e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#54;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"42\" style=\"vertical-align: -6px;\"\/> si le d\u00e9 est bien \u00e9quilibr\u00e9). Le nombre de r\u00e9ussites dans un \u00e9chantillon de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> suit la <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-binomiale-terminale\/\">loi binomiale<\/a> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba2b9890ebc5cecf342065a4adb270fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\">On note <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> la fr\u00e9quence du nombre de r\u00e9ussites dans l&rsquo;\u00e9chantillon.<\/p>\n<p style=\"text-align: justify\"><b>D\u00e9finition: intervalle de fluctuation \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/><br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Un intervalle de fluctuation au seuil de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/>, relatif aux \u00e9chantillons de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/>, est un intervalle o\u00f9 se situe la fr\u00e9quence <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> observ\u00e9e dans un \u00e9chantillon de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> avec une probabilit\u00e9 sup\u00e9rieure \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4794d325a2f29ff5bf66f8031169f2d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#46;&#57;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"31\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9 admise en classe inf\u00e9rieur :<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">L&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c14195406a05b496fbb5fe4f3db25576_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#112;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#112;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"126\" style=\"vertical-align: -11px;\"\/> est un intervalle de fluctuation approch\u00e9 au seuil de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/>, relatif aux \u00e9chantillons de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/>. Dans certains cas, la probabilit\u00e9 que la fr\u00e9quence appartienne \u00e0 l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c14195406a05b496fbb5fe4f3db25576_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#112;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#112;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"126\" style=\"vertical-align: -11px;\"\/> est tr\u00e8s proche de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4794d325a2f29ff5bf66f8031169f2d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#46;&#57;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"31\" style=\"vertical-align: 0px;\"\/> mais en \u00e9tant inf\u00e9rieure, c&rsquo;est pourquoi on dit que ce sont des intervalles de fluctuation \u00ab\u00a0approch\u00e9s\u00a0\u00bb.<\/p>\n<p style=\"text-align: justify\">Dans la pratique, on utilise l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c14195406a05b496fbb5fe4f3db25576_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#112;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#112;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"126\" style=\"vertical-align: -11px;\"\/> pour des <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-conditionnement-independance-terminale\/\">probabilit\u00e9s<\/a> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> comprises entre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5f39bffef9fa5dc379b465b060c5d79d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#46;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"22\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1e4419032e9b2a7c997243dc95aced4b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#46;&#56;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"23\" style=\"vertical-align: 0px;\"\/> et des \u00e9chantillons de taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> sup\u00e9rieure \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dd40a7f142c1fc4152e724db5432f76b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#50;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"17\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Intervalles de fluctuation asymptotique<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Dans ce qui suit, on consid\u00e8re des variables al\u00e9atoires <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> suivant chacune une loi binomiale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba2b9890ebc5cecf342065a4adb270fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/> (exemple : on lance <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> fois une pi\u00e8ce \u00e9quilibr\u00e9e, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> est le nombre de \u00ab\u00a0pile\u00a0\u00bb obtenus, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> suit la loi <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0acd6dee2037194e05101f32a195f672_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#48;&#46;&#53;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"69\" style=\"vertical-align: -4px;\"\/>).<\/p>\n<p style=\"text-align: justify\">La variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-807a69f6ec9e3536774489d1e64495b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#70;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"48\" width=\"83\" style=\"vertical-align: -18px;\"\/> donne donc la fr\u00e9quence du nombre de \u00ab\u00a0succ\u00e8s\u00a0\u00bb.<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9s<\/b><\/p>\n<p style=\"text-align: justify\">La variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-123e16e830191df593965d2ab7b809b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"66\" style=\"vertical-align: -6px;\"\/>:<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> prend <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d72f4e3699652cfc70b8880515893d7c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#43;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"40\" style=\"vertical-align: -2px;\"\/> valeurs: <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-115130c3ca20be3c5b48af1440c7ca83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#44;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#110;&#125;&#44;&#32;&#46;&#46;&#46;&#44;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#110;&#125;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"70\" style=\"vertical-align: -6px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> v\u00e9rifie <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-13cb7505658c7b93f0c0352b2fa9b4a0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#69;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#32;&#61;&#32;&#112;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"115\" style=\"vertical-align: -22px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d88a19e88858cfaa42180695b06b05d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#115;&#105;&#103;&#109;&#97;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#112;&#40;&#49;&#45;&#112;&#41;&#125;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"57\" width=\"186\" style=\"vertical-align: -22px;\"\/><\/p>\n<p style=\"text-align: justify\"><b>D\u00e9finition: intervalle de fluctuation asymptotique au seuil <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6f8640d20426752f2441841d209091d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#45;&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/><br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Un intervalle de fluctuation asymptotique de la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c754afa126c235505e7c5373c2944172_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#95;&#123;&#110;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"66\" style=\"vertical-align: -6px;\"\/> au seuil <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6f8640d20426752f2441841d209091d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#45;&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/> est un intervalle d\u00e9termin\u00e9 \u00e0 partir de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> et de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> et qui contient <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d97af93755c9b439463c230ad49f8c33_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"19\" style=\"vertical-align: -3px;\"\/> avec une probabilit\u00e9 d&rsquo;autant plus proche de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6f8640d20426752f2441841d209091d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#45;&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/> que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est grand.<\/p>\n<p style=\"text-align: justify\"><b>Th\u00e9or\u00e8me<\/b><\/p>\n<p style=\"text-align: justify\">Soit <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> un nombre r\u00e9el fix\u00e9 de l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e81df82e903ffccf8766cdf7a401e43b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#48;&#59;&#49;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"36\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Soit une suite de variables al\u00e9atoires <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c6e7170ef70c0a0b51758399cfca9609_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/>, chaque variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> suivant la loi binomiale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba2b9890ebc5cecf342065a4adb270fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Pour tout r\u00e9el <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8f0b6b1a01f8fcc2f95be0364c090397_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> dans <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e81df82e903ffccf8766cdf7a401e43b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#48;&#59;&#49;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"36\" style=\"vertical-align: -5px;\"\/>, on a:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 54px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ecf5642effa0e2daef5b4e58ed186524_l3.png\" height=\"54\" width=\"244\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#108;&#105;&#109;&#92;&#108;&#105;&#109;&#105;&#116;&#115;&#95;&#123;&#110;&#32;&#92;&#108;&#111;&#110;&#103;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#32;&#80;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;&#32;&#92;&#105;&#110;&#32;&#73;&#95;&#123;&#110;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#32;&#61;&#32;&#49;&#32;&#45;&#32;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> o\u00f9<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 54px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-182d06fba0fca6cf8b899939d3c117f0_l3.png\" height=\"54\" width=\"333\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#73;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#112;&#32;&#45;&#32;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#112;&#40;&#49;&#45;&#112;&#41;&#125;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#112;&#32;&#43;&#32;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#112;&#40;&#49;&#45;&#112;&#41;&#125;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><i>Remarque<\/i>. Le nombre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3d74c465e23a90543ba78479e998952a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"19\" style=\"vertical-align: -3px;\"\/> est l&rsquo;unique r\u00e9el positif tel que, pour <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-82606c3098bb09002088b0f6f9ffbb2a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#89;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> une variable al\u00e9atoire suivante la loi normale centr\u00e9e r\u00e9duite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-642c26257e430bf7e90d8add64ef0a24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#48;&#44;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/> :<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c64c85aaf948f5f047ace1866785d66e_l3.png\" height=\"18\" width=\"207\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#40;&#45;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#32;&#92;&#108;&#101;&#113;&#32;&#89;&#32;&#92;&#108;&#101;&#113;&#32;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#41;&#32;&#61;&#32;&#49;&#32;&#45;&#32;&#92;&#97;&#108;&#112;&#104;&#97;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">L&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b5f8bec2d8c83b92bca6546f06d50cad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#73;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#112;&#32;&#45;&#32;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#112;&#40;&#49;&#45;&#112;&#41;&#125;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#112;&#32;&#43;&#32;&#117;&#95;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#112;&#40;&#49;&#45;&#112;&#41;&#125;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"349\" style=\"vertical-align: -28px;\"\/> est un intervalle de fluctuation asymptotique<\/p>\n<p style=\"text-align: justify\">au seuil <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6f8640d20426752f2441841d209091d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#45;&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/> de la variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-123e16e830191df593965d2ab7b809b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"66\" style=\"vertical-align: -6px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Th\u00e9or\u00e8me<\/b><\/p>\n<p style=\"text-align: justify\">Soit un r\u00e9el <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> de l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e81df82e903ffccf8766cdf7a401e43b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#48;&#59;&#49;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"36\" style=\"vertical-align: -5px;\"\/> et une suite de variables al\u00e9atoires <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c6e7170ef70c0a0b51758399cfca9609_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/> o\u00f9 chaque variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> suit la loi binomiale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba2b9890ebc5cecf342065a4adb270fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>. Il existe un entier <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f121622f1cc40a0c3e62c656bdf8baac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#95;&#123;&#48;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"18\" style=\"vertical-align: -3px;\"\/> tel que:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 16px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-684dedd0b8ff7639f8548fe3a64e7f43_l3.png\" height=\"16\" width=\"123\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#116;&#101;&#120;&#116;&#123;&#115;&#105;&#32;&#125;&#110;&#32;&#92;&#103;&#101;&#113;&#32;&#110;&#95;&#123;&#48;&#125;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#97;&#108;&#111;&#114;&#115;&#32;&#58;&#32;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 43px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0c013ba6c9de5cf15e50fd9a9ce3be25_l3.png\" height=\"43\" width=\"293\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;&#32;&#92;&#105;&#110;&#32;&#92;&#108;&#101;&#102;&#116;&#091;&#112;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#112;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#32;&#92;&#103;&#101;&#113;&#32;&#48;&#46;&#57;&#53;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Intervalle de fluctuation et prise de d\u00e9cision<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Si la fr\u00e9quence observ\u00e9e <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> dans un \u00e9chantillon appartient \u00e0 un intervalle de fluctuation asymptotique au seuil de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/>, on consid\u00e8re que<b>\u00a0l&rsquo;\u00e9chantillon est compatible avec le mod\u00e8le<\/b>\u00a0(i.e la loi de probabilit\u00e9 retenue pour d\u00e9crire l&rsquo;exp\u00e9rience);=<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Sinon, on consid\u00e8re que l&rsquo;\u00e9chantillon n&rsquo;est pas compatible avec le mod\u00e8le.<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"188470\" class=\"elementor elementor-188470\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-631306ea elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"631306ea\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-6563f946 ae-bg-gallery-type-default\" data-id=\"6563f946\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6683ddba elementor-widget elementor-widget-heading\" data-id=\"6683ddba\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">UN PROF DE MATHS POUR EXCELLER<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-368ff731 elementor-widget elementor-widget-heading\" data-id=\"368ff731\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">La pratique et la compr\u00e9hension <br\/> cl\u00e9s de la r\u00e9ussite<\/b><\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3481b8e7 elementor-widget elementor-widget-heading\" data-id=\"3481b8e7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Cours de maths en ligne ou \u00e0 domicile<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b36e2da elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"5b36e2da\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Professeur particulier de maths<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44ee3437 elementor-widget elementor-widget-text-editor\" data-id=\"44ee3437\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p style=\"text-align: left;\"><b>Avis Google France <\/b><span style=\"color: #e5a430;\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-5189cb59 ae-bg-gallery-type-default\" data-id=\"5189cb59\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: justify\">5. Estimation<\/h3>\n<p style=\"text-align: justify\">Comme dans la section pr\u00e9c\u00e9dente, on consid\u00e8re une <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-terminale\/\">suite<\/a> de variables al\u00e9atoires <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c6e7170ef70c0a0b51758399cfca9609_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#95;&#123;&#110;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/> o\u00f9 chaque variable al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d266c719e6862b5f32f7295c5ac5cbe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#95;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/> suit la loi binomiale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba2b9890ebc5cecf342065a4adb270fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#110;&#44;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"55\" style=\"vertical-align: -4px;\"\/>. La variable <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-123e16e830191df593965d2ab7b809b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#95;&#123;&#110;&#125;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#95;&#123;&#110;&#125;&#125;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"66\" style=\"vertical-align: -6px;\"\/> donne donc la fr\u00e9quence du nombre de \u00ab\u00a0succ\u00e8s\u00a0\u00bb.<\/p>\n<p style=\"text-align: justify\">On dit qu&rsquo;un intervalle est al\u00e9atoire lorsque ses bornes sont d\u00e9finies par des<br \/>\nvariables al\u00e9atoires. La r\u00e9alisation d&rsquo;un intervalle al\u00e9atoire est l&rsquo;intervalle obtenu apr\u00e8s avoir r\u00e9alis\u00e9 l&rsquo;exp\u00e9rience al\u00e9atoire (apr\u00e8s avoir lanc\u00e9 500 fois une pi\u00e8ce, interrog\u00e9 1000 personnes&#8230;).<\/p>\n<p style=\"text-align: justify\"><b>D\u00e9finition: intervalle de confiance<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Un intervalle de confiance pour une proportion <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> \u00e0 un niveau de confiance de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/> est la r\u00e9alisation, \u00e0 partir d&rsquo;un \u00e9chantillon, d&rsquo;un intervalle al\u00e9atoire contenant la proportion <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> avec une probabilit\u00e9 sup\u00e9rieure ou \u00e9gale \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9<\/b><\/p>\n<p style=\"text-align: justify\">Pour une valeur de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> fix\u00e9e, l&rsquo;intervalle al\u00e9atoire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9ed0912987dd2fbcbc62b486f192097d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#091;&#70;&#95;&#123;&#110;&#125;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#70;&#95;&#123;&#110;&#125;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"149\" style=\"vertical-align: -11px;\"\/> contient, pour <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> assez grand, la proportion <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> avec une probabilit\u00e9 au moins<br \/>\n\u00e9gale \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4794d325a2f29ff5bf66f8031169f2d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#46;&#57;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"31\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><i>Remarque<\/i>. On se place dans le cas o\u00f9 l&rsquo;\u00e9chantillon contient au moins <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-874b63beceda768488ea76f12b9cf9e9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#51;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: 0px;\"\/> \u00e9l\u00e9ments. Si la fr\u00e9quence <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> observ\u00e9e est telle que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fdfb96b63a435800ac57d137bba1e8e4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#102;&#32;&#92;&#103;&#101;&#113;&#32;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"53\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4007da967f0376c7feccf3aa14e2bddb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#40;&#49;&#45;&#102;&#41;&#32;&#92;&#103;&#101;&#113;&#32;&#53;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"97\" style=\"vertical-align: -4px;\"\/>, on convient que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est une estimation de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> et que l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-67a5b4fe7ba5d3959a455afa4330ff04_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#091;&#102;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#102;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"129\" style=\"vertical-align: -11px;\"\/> est<br \/>\nun intervalle de confiance au niveau de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/> pour la proportion <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/>. Cet intervalle est parfois appel\u00e9\u00a0<b>fourchette de sondage<\/b>.<\/p>\n<p style=\"text-align: justify\">Taille de l&rsquo;\u00e9chantillon pour avoir une pr\u00e9cision donn\u00e9e au niveau de confiance de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cd555456b54dfc11e3f0973e4e3dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#57;&#53;&#92;&#37;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: -1px;\"\/><\/p>\n<p style=\"text-align: justify\">La pr\u00e9cision de l&rsquo;estimation est donn\u00e9e par l&rsquo;amplitude de l&rsquo;intervalle <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-67a5b4fe7ba5d3959a455afa4330ff04_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#091;&#102;&#32;&#45;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#59;&#32;&#102;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"129\" style=\"vertical-align: -11px;\"\/>, qui vaut <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d229276b6d3beccffa9ec7cb0625e0a5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"27\" width=\"20\" style=\"vertical-align: -11px;\"\/> et d\u00e9pend donc de la taille <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> de l&rsquo;\u00e9chantillon. On observe cependant que cette amplitude ne d\u00e9pend pas de la taille de la population<br \/>\ntotale, dans laquelle est pr\u00e9lev\u00e9 l&rsquo;\u00e9chantillon.<\/p>\n<p style=\"text-align: justify\">Si <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dd18776b9505d8e198409c78ca84fdbb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#95;&#123;&#43;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"54\" style=\"vertical-align: -5px;\"\/> est la pr\u00e9cision souhait\u00e9e, on cherche <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e7d9750ef16217fec27533b7016511c6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"45\" style=\"vertical-align: -1px;\"\/> tel que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea7ba89c296f6674343afe044604c3ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#110;&#125;&#125;&#32;&#92;&#108;&#101;&#113;&#32;&#97;&#32;&#92;&#76;&#111;&#110;&#103;&#108;&#101;&#102;&#116;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#110;&#32;&#92;&#103;&#101;&#113;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#52;&#125;&#123;&#97;&#94;&#123;&#50;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"27\" width=\"148\" style=\"vertical-align: -11px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\"size-full wp-image-51545 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/06\/taille-echantillon-probabilites.png\" alt=\"Taille echantillon probabilites\" width=\"476\" height=\"67\" \/><\/p>\n<h2 style=\"text-align: justify\">Exercices de probabilit\u00e9s : loi normale, fluctuations et estimation<\/h2>\n<p style=\"text-align: justify\">Exercice 1 :<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> est une variable al\u00e9atoire qui suit la loi normale <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-05d62ec08cc07ac887c0af23d419c343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#78;&#125;&#40;&#92;&#109;&#117;&#59;&#92;&#115;&#105;&#103;&#109;&#97;&#94;&#50;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"68\" style=\"vertical-align: -5px;\"\/> o\u00f9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b50454f4272c29406ef6da8fa149c7fd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;&#61;&#45;&#55;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"57\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff7b04bd7d5cd9f2b23c7df80a6da078_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#105;&#103;&#109;&#97;&#61;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\">Question 1 :<\/p>\n<p style=\"text-align: justify\">Montrer que\u00a0<img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ddcb42915959144f8ef2191be8f9f936_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#40;&#88;&#61;&#45;&#55;&#41;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"123\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify\">Question 2 :<\/p>\n<p style=\"text-align: justify\">Le r\u00e9el <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> tel que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f132ba098fc7c699f06d60f64e974b4d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#40;&#88;&#92;&#108;&#101;&#113;&#115;&#108;&#97;&#110;&#116;&#32;&#97;&#41;&#61;&#48;&#44;&#56;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"126\" style=\"vertical-align: -4px;\"\/> v\u00e9rifie <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cc4b573331d5e15d05a2a03a79b572c4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#62;&#45;&#55;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"56\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\">Question 3 :<\/p>\n<p style=\"text-align: justify\">Montrer que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a2c073e179ca99e0c164ad89badac0d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#80;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#123;&#88;&#43;&#50;&#125;&#123;&#45;&#55;&#125;&#92;&#103;&#101;&#113;&#115;&#108;&#97;&#110;&#116;&#48;&#92;&#114;&#105;&#103;&#104;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"123\" style=\"vertical-align: -17px;\"\/>\u00a0est strictement inf\u00e9rieure \u00e0 0,5<\/p>\n<h2 style=\"text-align: justify\">Annales sur les\u00a0probabilit\u00e9s : Loi \u00e0 densit\u00e9, loi normale, fluctuations et estimation<\/h2>\n<p style=\"text-align: justify\">Prendre des cours particuliers en maths, est un moyen tr\u00e8s efficace pour progresser rapidement et efficacement. Avec un professeur particulier, l&rsquo;\u00e9l\u00e8ve aura la possibilit\u00e9 de s&rsquo;entra\u00eener sur des annales de maths au bac dans les vraies conditions d&rsquo;examen. Le professeur sera pr\u00e9sent \u00e9galement pour donner les <strong>bonnes m\u00e9thodes de travail<\/strong> \u00e0 l&rsquo;\u00e9l\u00e8ve, ce qui lui permettra d&rsquo;une part, de r\u00e9ussir en terminale, et d&rsquo;autre part, de r\u00e9ussir facilement lors de ses \u00e9tudes sup\u00e9rieures. De plus, avoir une bonne m\u00e9thodologie de travail peut faire gagner beaucoup de points aux \u00e9l\u00e8ves notamment lors des concours aux \u00e9coles commerce comme le concours Acces ou le concours S\u00e9same, ainsi que les concours d&rsquo;\u00e9coles d\u2019ing\u00e9nieurs, le concours Puissance Alpha ou le concours Geipi Polytech par exemple.<\/p>\n<p style=\"text-align: justify\">Pour les \u00e9l\u00e8ves qui pr\u00e9f\u00e8rent travailler seuls, les cours en ligne de maths sont de tr\u00e8s bons compl\u00e9ments aux cours enseign\u00e9s pendant les classes au lyc\u00e9e. Les r\u00e9visions peuvent alors \u00eatre anticip\u00e9es et travaill\u00e9es selon le rythme de l&rsquo;\u00e9l\u00e8ve, voici quelques id\u00e9es de cours \u00e0 revoir avant le bac :<\/p>\n<ul>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrement-terminale\/\">le d\u00e9nombrement<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/\">la g\u00e9om\u00e9trie dans l&rsquo;espace<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-loi-grands-nombres-terminale\/\">les lois des grands nombres<\/a><\/li>\n<li>les listes<\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-binomiale-terminale\/\">la loi binomiale<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Loi Normale, intervalle de fluctuation et estimation en Terminale R\u00e9sum\u00e9 de cours Exercices et corrig\u00e9s Cours en ligne de Maths en Terminale R\u00e9sum\u00e9 de cours Probabilit\u00e9s: Loi normale, fluctuation &amp; estimation Profitez de ce cours en ligne sur la loi normale, la fluctuation et les estimations au programme de maths de terminale pour vous remettre [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.2.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Loi Normale, fluctuation et estimation:cours, exercices, corrig\u00e9s<\/title>\n<meta name=\"description\" content=\"Retrouvez gratuitement tous les cours, qcm, exercices et corrig\u00e9s sur la loi normale, intervalles de fluctuation et estimations en terminale.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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