{"id":6684,"date":"2025-07-15T13:34:48","date_gmt":"2025-07-15T13:34:48","guid":{"rendered":"https:\/\/functiontranslator.com\/loi-normale-n\/"},"modified":"2021-02-26T08:10:56","modified_gmt":"2021-02-26T08:10:56","slug":"norm-dist","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/fr\/norm-dist\/","title":{"rendered":"LOI.NORMALE.N"},"content":{"rendered":"<h2>Description g\u00e9n\u00e9rale<\/h2>\n<p>La fonction <strong>LOI.NORMALE.N<\/strong> dans Excel et <strong>NORM.DIST<\/strong> dans Google Sheets permet de calculer la densit\u00e9 de probabilit\u00e9 normale ou la fonction de distribution cumulative d&rsquo;une valeur sp\u00e9cifique au sein d&rsquo;une distribution normale. Cette fonction est fr\u00e9quemment utilis\u00e9e en statistique pour effectuer des pr\u00e9dictions et des analyses.<\/p>\n<h2>Syntaxe<\/h2>\n<p>Pour Excel, la syntaxe est :<\/p>\n<pre><code>LOI.NORMALE.N(x; moyenne; \u00e9cart_type; cumulatif)<\/code><\/pre>\n<p>Pour Google Sheets, la syntaxe est :<\/p>\n<pre><code>NORM.DIST(x, mean, standard_deviation, cumulative)<\/code><\/pre>\n<p>o\u00f9 :<\/p>\n<ul>\n<li><strong>x<\/strong> est la valeur pour laquelle la fonction de distribution ou la densit\u00e9 de probabilit\u00e9 est calcul\u00e9e.<\/li>\n<li><strong>moyenne (mean)<\/strong> correspond \u00e0 la moyenne de la distribution normale.<\/li>\n<li><strong>\u00e9cart_type (standard_deviation)<\/strong> est l&rsquo;\u00e9cart type de la distribution normale.<\/li>\n<li><strong>cumulatif (cumulative)<\/strong> est un param\u00e8tre bool\u00e9en qui sp\u00e9cifie le mode de calcul de la fonction : si FALSE ou FAUX, la fonction retourne la densit\u00e9 de probabilit\u00e9; si TRUE ou VRAI, elle retourne la probabilit\u00e9 cumulative.<\/li>\n<\/ul>\n<h2>Exemple 1 &#8211; Calcul de densit\u00e9 de probabilit\u00e9<\/h2>\n<p>Supposons que l&rsquo;on souhaite calculer la densit\u00e9 de probabilit\u00e9 d&rsquo;obtenir un score de 75 dans une distribution avec une moyenne de 70 et un \u00e9cart-type de 5.<\/p>\n<p>Pour Excel :<\/p>\n<pre><code>=LOI.NORMALE.N(75; 70; 5; FAUX)<\/code><\/pre>\n<p>Pour Google Sheets :<\/p>\n<pre><code>=NORM.DIST(75, 70, 5, FALSE)<\/code><\/pre>\n<p>Le r\u00e9sultat est d&rsquo;environ 0.07365, indiquant que la densit\u00e9 de probabilit\u00e9 d&rsquo;atteindre pr\u00e9cis\u00e9ment 75 est de 7.365% dans cette distribution normale.<\/p>\n<h2>Exemple 2 &#8211; Calcul de distribution cumulative<\/h2>\n<p>Pour d\u00e9terminer la probabilit\u00e9 d&rsquo;obtenir un score de 75 ou moins :<\/p>\n<p>Pour Excel :<\/p>\n<pre><code>=LOI.NORMALE.N(75; 70; 5; VRAI)<\/code><\/pre>\n<p>Pour Google Sheets :<\/p>\n<pre><code>=NORM.DIST(75, 70, 5, TRUE)<\/code><\/pre>\n<p>Ce calcul montre qu&rsquo;il existe environ 84.13% de chances d&rsquo;obtenir un score de 75 ou moins avec ces param\u00e8tres de distribution.<\/p>\n<h2>Applications pratiques de LOI.NORMALE.N<\/h2>\n<p>Voici quelques exemples d&rsquo;applications pratiques de la fonction LOI.NORMALE.N :<\/p>\n<ul>\n<li><strong>Gestion de qualit\u00e9 :<\/strong> Elle permet de calculer les probabilit\u00e9s de d\u00e9faillance de produits en fonction des mesures obtenues par rapport aux sp\u00e9cifications ou tol\u00e9rances pr\u00e9d\u00e9finies.<\/li>\n<li><strong>Finance :<\/strong> Elle est utilis\u00e9e pour \u00e9valuer les risques d&rsquo;investissement en mod\u00e9lisant les rendements des actifs suivant une distribution normale.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Renvoie la pRobabilit\u00e9 d\u2019une vaRiable al\u00e9atoiRe continue suivant une loi noRmale<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[315],"tags":[],"class_list":["post-6684","post","type-post","status-publish","format-standard","hentry","category-statistiques"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sentation de la fonction NORM.DIST (LOI.NORMALE.N) d\u2019Excel et Google Sheets. Syntaxe d\u00e9taill\u00e9e et exemples pratiques d&#039;utilisation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/functiontranslator.com\/fr\/norm-dist\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe\" \/>\n<meta property=\"og:description\" content=\"Pr\u00e9sentation de la fonction NORM.DIST (LOI.NORMALE.N) d\u2019Excel et Google Sheets. Syntaxe d\u00e9taill\u00e9e et exemples pratiques d&#039;utilisation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/functiontranslator.com\/fr\/norm-dist\/\" \/>\n<meta property=\"og:site_name\" content=\"Function Translator\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-15T13:34:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-02-26T08:10:56+00:00\" \/>\n<meta name=\"author\" content=\"glavadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"glavadmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/functiontranslator.com\/fr\/norm-dist\/\",\"url\":\"https:\/\/functiontranslator.com\/fr\/norm-dist\/\",\"name\":\"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe\",\"isPartOf\":{\"@id\":\"https:\/\/functiontranslator.com\/no\/#website\"},\"datePublished\":\"2025-07-15T13:34:48+00:00\",\"dateModified\":\"2021-02-26T08:10:56+00:00\",\"author\":{\"@id\":\"https:\/\/functiontranslator.com\/no\/#\/schema\/person\/87663eece497ca58643166ecb09f1389\"},\"description\":\"Pr\u00e9sentation de la fonction NORM.DIST (LOI.NORMALE.N) d\u2019Excel et Google Sheets. Syntaxe d\u00e9taill\u00e9e et exemples pratiques d'utilisation.\",\"breadcrumb\":{\"@id\":\"https:\/\/functiontranslator.com\/fr\/norm-dist\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/functiontranslator.com\/fr\/norm-dist\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/functiontranslator.com\/fr\/norm-dist\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Fonctions Excel\",\"item\":\"https:\/\/functiontranslator.com\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Statistiques\",\"item\":\"https:\/\/functiontranslator.com\/fr\/statistiques\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"LOI.NORMALE.N\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/functiontranslator.com\/no\/#website\",\"url\":\"https:\/\/functiontranslator.com\/no\/\",\"name\":\"Function Translator\",\"description\":\"Excel function translator\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/functiontranslator.com\/no\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/functiontranslator.com\/no\/#\/schema\/person\/87663eece497ca58643166ecb09f1389\",\"name\":\"glavadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/functiontranslator.com\/no\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/03ccd9347c5339db75deede5a8c5b2bf1d40e0bce26a5251fcaac6331d381db8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/03ccd9347c5339db75deede5a8c5b2bf1d40e0bce26a5251fcaac6331d381db8?s=96&d=mm&r=g\",\"caption\":\"glavadmin\"},\"sameAs\":[\"https:\/\/functiontranslator.com\"],\"url\":\"https:\/\/functiontranslator.com\/fr\/author\/glavadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe","description":"Pr\u00e9sentation de la fonction NORM.DIST (LOI.NORMALE.N) d\u2019Excel et Google Sheets. Syntaxe d\u00e9taill\u00e9e et exemples pratiques d'utilisation.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/functiontranslator.com\/fr\/norm-dist\/","og_locale":"fr_FR","og_type":"article","og_title":"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe","og_description":"Pr\u00e9sentation de la fonction NORM.DIST (LOI.NORMALE.N) d\u2019Excel et Google Sheets. Syntaxe d\u00e9taill\u00e9e et exemples pratiques d'utilisation.","og_url":"https:\/\/functiontranslator.com\/fr\/norm-dist\/","og_site_name":"Function Translator","article_published_time":"2025-07-15T13:34:48+00:00","article_modified_time":"2021-02-26T08:10:56+00:00","author":"glavadmin","twitter_card":"summary_large_image","twitter_title":"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe","twitter_misc":{"\u00c9crit par":"glavadmin","Dur\u00e9e de lecture estim\u00e9e":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/functiontranslator.com\/fr\/norm-dist\/","url":"https:\/\/functiontranslator.com\/fr\/norm-dist\/","name":"Fonction NORM.DIST (LOI.NORMALE.N) dans Excel : comment \u00e7a marche, exemples et syntaxe","isPartOf":{"@id":"https:\/\/functiontranslator.com\/no\/#website"},"datePublished":"2025-07-15T13:34:48+00:00","dateModified":"2021-02-26T08:10:56+00:00","author":{"@id":"https:\/\/functiontranslator.com\/no\/#\/schema\/person\/87663eece497ca58643166ecb09f1389"},"description":"Pr\u00e9sentation de la fonction NORM.DIST (LOI.NORMALE.N) d\u2019Excel et Google Sheets. Syntaxe d\u00e9taill\u00e9e et exemples pratiques d'utilisation.","breadcrumb":{"@id":"https:\/\/functiontranslator.com\/fr\/norm-dist\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/functiontranslator.com\/fr\/norm-dist\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/functiontranslator.com\/fr\/norm-dist\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Fonctions Excel","item":"https:\/\/functiontranslator.com\/fr\/"},{"@type":"ListItem","position":2,"name":"Statistiques","item":"https:\/\/functiontranslator.com\/fr\/statistiques\/"},{"@type":"ListItem","position":3,"name":"LOI.NORMALE.N"}]},{"@type":"WebSite","@id":"https:\/\/functiontranslator.com\/no\/#website","url":"https:\/\/functiontranslator.com\/no\/","name":"Function Translator","description":"Excel function translator","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/functiontranslator.com\/no\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/functiontranslator.com\/no\/#\/schema\/person\/87663eece497ca58643166ecb09f1389","name":"glavadmin","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/functiontranslator.com\/no\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/03ccd9347c5339db75deede5a8c5b2bf1d40e0bce26a5251fcaac6331d381db8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/03ccd9347c5339db75deede5a8c5b2bf1d40e0bce26a5251fcaac6331d381db8?s=96&d=mm&r=g","caption":"glavadmin"},"sameAs":["https:\/\/functiontranslator.com"],"url":"https:\/\/functiontranslator.com\/fr\/author\/glavadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/posts\/6684","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/comments?post=6684"}],"version-history":[{"count":2,"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/posts\/6684\/revisions"}],"predecessor-version":[{"id":29695,"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/posts\/6684\/revisions\/29695"}],"wp:attachment":[{"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/media?parent=6684"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/categories?post=6684"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/functiontranslator.com\/fr\/wp-json\/wp\/v2\/tags?post=6684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}