{"id":6554,"date":"2025-07-15T13:34:48","date_gmt":"2025-07-15T13:34:48","guid":{"rendered":"https:\/\/functiontranslator.com\/prevision-ets-stat\/"},"modified":"2021-02-26T08:06:39","modified_gmt":"2021-02-26T08:06:39","slug":"forecast-ets-stat","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/fr\/forecast-ets-stat\/","title":{"rendered":"PREVISION.ETS.STAT"},"content":{"rendered":"

Description du Syntaxe et Fonctionnalit\u00e9<\/h2>\n

PREVISION.ETS.STAT<\/code> est une fonction de Microsoft Excel con\u00e7ue pour l’analyse et la pr\u00e9vision de donn\u00e9es dans des s\u00e9ries temporelles. Elle s’av\u00e8re particuli\u00e8rement efficace pour la planification financi\u00e8re, la gestion des stocks et l’analyse des tendances du march\u00e9. <\/p>\n

Syntaxe de la fonction dans Excel : <\/p>\n

PREVISION.ETS.STAT(valeurs_historiques, dates_historiques, type_statistique)<\/code><\/pre>\n
 o\u00f9: <\/p>\n
    \n
  • valeurs_historiques<\/strong> : Correspond \u00e0 la plage de cellules contenant les donn\u00e9es des valeurs historiques.<\/li>\n
  • dates_historiques<\/strong> : D\u00e9signe la plage de cellules incluant les dates associ\u00e9es aux valeurs historiques.<\/li>\n
  • type_statistique<\/strong> : Indique par un num\u00e9ro le type de statistique pr\u00e9dictive \u00e0 g\u00e9n\u00e9rer.<\/li>\n<\/ul>\n
    Exemple d’utilisation :<\/p>\n
    =PREVISION.ETS.STAT(B2:B10, A2:A10, 1)<\/code><\/pre>\n
     Cette formule effectue une pr\u00e9vision bas\u00e9e sur le lissage exponentiel des donn\u00e9es figurant dans les plages B2:B10 (valeurs) et A2:A10 (dates), utilisant le type statistique indiqu\u00e9 par le chiffre 1. <\/p>\n
    Exemples de Cas Pratiques<\/h2>\n
    Cas 1 : Pr\u00e9vision des ventes<\/p>\n
     Supposons que vous disposiez des donn\u00e9es des ventes mensuelles d’un produit sur les 12 derniers mois. Vous souhaitez projeter les ventes des mois \u00e0 venir en utilisant PREVISION.ETS.STAT<\/code>. <\/p>\n
    \u00c9tapes : <\/p>\n
      \n
    1. Compilez les donn\u00e9es de ventes et les dates associ\u00e9es dans deux colonnes distinctes, par exemple, A2:A13 pour les dates et B2:B13 pour les ventes.<\/li>\n
    2. Employez la formule suivante pour pr\u00e9dire les ventes du mois suivant :\n
      =PREVISION.ETS.STAT(B2:B13, A2:A13, 1)<\/code><\/pre>\n<\/li>\n
    3. Examinez le r\u00e9sultat obtenu pour ajuster vos inventaires ou strat\u00e9gies marketing.<\/li>\n<\/ol>\n
      Cas 2 : Analyse de tendance du trafic web<\/p>\n
       Imaginez que vous poss\u00e9dez un historique du nombre de visiteurs mensuels sur votre site web pour la derni\u00e8re ann\u00e9e et que vous souhaitez pr\u00e9dire la tendance pour les mois \u00e0 venir. <\/p>\n
      \u00c9tapes : <\/p>\n
        \n
      1. Saisissez les donn\u00e9es de trafic mensuel dans Excel, par exemple, de C2:C13 pour les dates et de D2:D13 pour le nombre de visiteurs.<\/li>\n
      2. Appliquez la formule PREVISION.ETS.STAT<\/code> :\n
        =PREVISION.ETS.STAT(D2:D13, C2:C13, 1)<\/code><\/pre>\n<\/li>\n
      3. Utilisez les pr\u00e9visions obtenues pour planifier des optimisations ou des campagnes marketing futures.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
        Renvoie une valeur statistique suite \u00e0 la pr\u00e9vision de la s\u00e9rie chronologique<\/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-6554","post","type-post","status-publish","format-standard","hentry","category-statistiques"],"acf":[],"yoast_head":"\nFonction FORECAST.ETS.STAT (PREVISION.ETS.STAT) dans Excel : comment \u00e7a marche, exemples et syntaxe<\/title>\n<meta name=\"description\" content=\"Pr\u00e9sentation de la fonction FORECAST.ETS.STAT (PREVISION.ETS.STAT) d\u2019Excel et Google Sheets. 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