{"id":15424,"date":"2025-07-15T13:34:53","date_gmt":"2025-07-15T13:34:53","guid":{"rendered":"https:\/\/functiontranslator.com\/tahmin-ets-istat\/"},"modified":"2021-02-25T16:27:15","modified_gmt":"2021-02-25T16:27:15","slug":"forecast-ets-stat","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/tr\/forecast-ets-stat\/","title":{"rendered":"TAHM\u0130N.ETS.\u0130STAT"},"content":{"rendered":"

Microsoft Excel ve Google Sheets, zaman serisi tahminleri yapmak i\u00e7in bir dizi fonksiyon sunar. Bu fonksiyonlardan biri olan FORECAST.ETS.STAT<\/code> (TAHM\u0130N.ETS.\u0130STAT), mevcut zaman serisi verilerinin analiz edilerek istatistiksel de\u011ferlerin \u00fcretilmesine olanak tan\u0131r. \u00d6zellikle d\u00f6nemsel veri analizleri i\u00e7in tasarlanm\u0131\u015f bu fonksiyon, belirli istatistiksel de\u011ferlerin hesaplanmas\u0131nda etkili bir ara\u00e7t\u0131r.<\/p>\n

S\u00f6zdizimi ve Parametreler<\/h2>\n

TAHM\u0130N.ETS.\u0130STAT<\/code> fonksiyonunun temel s\u00f6zdizimi a\u015fa\u011f\u0131da verilmi\u015ftir:<\/p>\n

TAHM\u0130N.ETS.\u0130STAT(tahmin_istat, de\u011ferler, tarihler, [sezonluk], [veri_ba\u015flang\u0131\u00e7], [veri_biti\u015f])<\/code><\/pre>\n
    \n
  • tahmin_istat:<\/strong> Hesaplanacak istatistik tipini belirten say\u0131sal bir ifade. \u00d6rne\u011fin, 1 i\u00e7in trend analizi, 2 i\u00e7in mevsimsellik dikkate al\u0131narak standart hata vb.<\/li>\n
  • de\u011ferler:<\/strong> Zaman serisi ba\u011flam\u0131nda say\u0131sal de\u011ferlerin bulundu\u011fu aral\u0131k.<\/li>\n
  • tarihler:<\/strong> Zaman serisi de\u011ferlerine kar\u015f\u0131l\u0131k gelen tarihler veya zaman aral\u0131klar\u0131.<\/li>\n
  • [sezonluk]:<\/strong> Opsiyonel. Modelin sezonluk yap\u0131s\u0131n\u0131 tan\u0131mlayan parametre (otomatik, yok, y\u0131ll\u0131k, yar\u0131 y\u0131l, vb.).<\/li>\n
  • [veri_ba\u015flang\u0131\u00e7]:<\/strong> Opsiyonel. Analiz i\u00e7in veri aral\u0131\u011f\u0131n\u0131n ba\u015flang\u0131\u00e7 tarihi.<\/li>\n
  • [veri_biti\u015f]:<\/strong> Opsiyonel. Analiz i\u00e7in veri aral\u0131\u011f\u0131n\u0131n biti\u015f tarihi.<\/li>\n<\/ul>\n
    Uygulama \u00d6rnekleri<\/h2>\n
    \u0130\u015f d\u00fcnyas\u0131 ve ekonomi alanlar\u0131nda s\u0131kl\u0131kla kullan\u0131lan bu fonksiyon, de\u011fi\u015fken verilerin analiz ve tahmininde \u00f6nemli bir rol oynar. \u0130\u015fte bu fonksiyonun pratikte nas\u0131l kullan\u0131ld\u0131\u011f\u0131na dair \u00f6rnekler:<\/p>\n
    \u00d6rnek 1: Trend \u0130statisti\u011fi Hesaplama<\/h2>\n
    Ayl\u0131k sat\u0131\u015f verileri \u00fczerinden bir trend analizi yap\u0131lmas\u0131 istendi\u011finde:<\/p>\n
     =TAHM\u0130N.ETS.\u0130STAT(1, B2:B25, A2:A25)<\/code> <\/pre>\n
    Bu form\u00fcl, A2:A25 aral\u0131\u011f\u0131ndaki tarihler ve B2:B25 aral\u0131\u011f\u0131ndaki sat\u0131\u015f de\u011ferleri kullan\u0131larak \u00fcr\u00fcn\u00fcn sat\u0131\u015f trendini analiz eder. B\u00f6ylece sat\u0131\u015flar\u0131n zaman i\u00e7indeki art\u0131\u015f ya da azal\u0131\u015f trendi belirlenir.<\/p>\n
    \u00d6rnek 2: Mevsimsellik \u0130\u00e7eren Standart Hata Hesaplama<\/h2>\n
    Mevsimsel etkileri hesaba katmak \u00fczere standart hata hesaplamas\u0131 gerekti\u011finde:<\/p>\n
     =TAHM\u0130N.ETS.\u0130STAT(2, B2:B25, A2:A25, 1)<\/code> <\/pre>\n
    Bu form\u00fcl, belirtilen tarih ve de\u011fer aral\u0131klar\u0131n\u0131 kullanarak, mevsimsel dalgalanmalar\u0131 g\u00f6z \u00f6n\u00fcnde bulundurarak standart hata hesaplar. Bu ise, mevsimsel etkilerden kaynaklanabilecek hata miktar\u0131n\u0131 belirler.<\/p>\n
    Bu fonksiyonlar vas\u0131tas\u0131yla elde edilen bilgiler, verilerin d\u00f6nemsel etkileri ve trendler hakk\u0131nda daha detayl\u0131 bilgi sa\u011flar ve bu bilgiler \u0131\u015f\u0131\u011f\u0131nda daha do\u011fru kararlar al\u0131nmas\u0131na katk\u0131da bulunur.<\/p>\n","protected":false},"excerpt":{"rendered":"
    Zaman serisi tahmini sonucunda istatistiksel bir de\u011fer d\u00f6nd\u00fcr\u00fcr<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[582],"tags":[],"class_list":["post-15424","post","type-post","status-publish","format-standard","hentry","category-istatistik"],"acf":[],"yoast_head":"\nExcel'de FORECAST.ETS.STAT (TAHM\u0130N.ETS.\u0130STAT) Fonksiyonu: Nas\u0131l \u00c7al\u0131\u015f\u0131r, Kullan\u0131m \u00d6rnekleri<\/title>\n<meta name=\"description\" content=\"Excel ve Google E-Tablolar'da FORECAST.ETS.STAT (TAHM\u0130N.ETS.\u0130STAT) fonksiyonunun detayl\u0131 incelemesi. 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