{"id":15423,"date":"2025-07-15T13:34:53","date_gmt":"2025-07-15T13:34:53","guid":{"rendered":"https:\/\/functiontranslator.com\/tahmin-ets-mevsimsellik\/"},"modified":"2021-02-25T16:27:13","modified_gmt":"2021-02-25T16:27:13","slug":"forecast-ets-seasonality","status":"publish","type":"post","link":"https:\/\/functiontranslator.com\/tr\/forecast-ets-seasonality\/","title":{"rendered":"TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K"},"content":{"rendered":"<h1>Excel ve Google E-Tablolar&#8217;da Mevsimsellik Analizi<\/h1>\n<p>Microsoft Excel ve Google E-Tablolar, veri analizi ve i\u015flem yapma konusunda son derece g\u00fc\u00e7l\u00fc ara\u00e7lard\u0131r. \u0130ki platformda da mevcut olan <em>TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K<\/em> i\u015flevi, zaman serisi verilerinin mevsimsel \u00f6\u011felerini analiz etmek i\u00e7in kullan\u0131l\u0131r. Bu i\u015flev, \u00f6zellikle zaman serisi verileri i\u00e7eren ekonomik, finansal ya da meteorolojik analizlerde \u00e7ok \u00f6nemli bir yere sahiptir.<\/p>\n<h2>Mevsimsellik \u0130\u015flevinin Kullan\u0131m\u0131<\/h2>\n<p><code>TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K<\/code> i\u015flevi, bir zaman serisindeki mevsimsel d\u00f6ng\u00fcn\u00fcn uzunlu\u011funu tahmin etmek i\u00e7in kullan\u0131l\u0131r. \u0130\u015flev, belirli bir zaman serisindeki mevsimsellik d\u00f6nemini, yani verilerin tekrar etti\u011fi d\u00f6ng\u00fcy\u00fc anlamak i\u00e7in faydal\u0131d\u0131r.<\/p>\n<pre> S\u00f6zdizimi: <code>TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K(son_tarih, zaman_seri)<\/code> <\/pre>\n<ul>\n<li><strong>son_tarih<\/strong>: Analiz edilecek zaman serisinin son veri noktas\u0131n\u0131n tarihidir.<\/li>\n<li><strong>zaman_seri<\/strong>: Zaman serisi veri aral\u0131\u011f\u0131n\u0131 referans al\u0131r.<\/li>\n<\/ul>\n<h2>\u00d6rnek Senaryolar ve \u00c7\u00f6z\u00fcmleri<\/h2>\n<p>\u015eimdi, bu fonksiyonun pratikte nas\u0131l kullan\u0131labilece\u011fine dair iki farkl\u0131 \u00f6rnek \u00fczerinden gidelim:<\/p>\n<p><strong>1. Perakende Sat\u0131\u015flar\u0131n Mevsimsel Analizi:<\/strong><\/p>\n<p>Perakende bir ma\u011fazan\u0131n ayl\u0131k sat\u0131\u015flar\u0131na bakarak, hangi ayda sat\u0131\u015f hacminin artt\u0131\u011f\u0131n\u0131 belirlememiz gerekiyor. Diyelim ki, elimizde Ocak 2021&#8217;den Aral\u0131k 2023&#8217;e kadar ayl\u0131k sat\u0131\u015f verileri var:<\/p>\n<pre> <code> =TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K(\"31\/12\/2023\", A1:A36) <\/code> <\/pre>\n<p>Bu form\u00fcl, belirtilen tarih aral\u0131\u011f\u0131ndaki mevsimsel d\u00f6ng\u00fcn\u00fcn uzunlu\u011funu tahmin edecek ve sat\u0131\u015flar\u0131n hangi aylarda zirve yapt\u0131\u011f\u0131n\u0131 g\u00f6sterir.<\/p>\n<p><strong>2. Elektrik T\u00fcketiminde Mevsimsel Y\u00fck Tahmini:<\/strong><\/p>\n<p>Bir b\u00f6lgedeki ayl\u0131k elektrik t\u00fcketim verilerini de\u011ferlendirerek, y\u00fck\u00fcn y\u0131l i\u00e7inde hangi d\u00f6nemde artt\u0131\u011f\u0131n\u0131 \u00f6ng\u00f6rmek isteyelim. Verilerimiz Ocak 2019&#8217;dan Aral\u0131k 2023&#8217;e kadar olan t\u00fcketimi kaps\u0131yor:<\/p>\n<pre> <code> =TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K(\"31\/12\/2023\", B1:B60) <\/code> <\/pre>\n<p>Bu fonksiyon kullan\u0131larak, elektrik t\u00fcketiminin y\u00fcksek oldu\u011fu mevsimsel periyotlar tespit edilebilir, bu da enerji tedari\u011fi planlamas\u0131nda kullan\u0131\u015fl\u0131 bilgiler sa\u011flayabilir.<\/p>\n<h2>Mevsimsel D\u00f6ng\u00fclerin Tespiti<\/h2>\n<p>Yukar\u0131da bahsedilen \u00f6rneklerde g\u00f6rd\u00fc\u011f\u00fcm\u00fcz \u00fczere, <code>TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K<\/code> i\u015flevi, farkl\u0131 sekt\u00f6rlerdeki mevsimsellik \u00f6\u011felerini tespit etmek ve bu bilgileri stratejik planlama i\u00e7in kullanmak amac\u0131yla \u00f6nemli bir rol oynar. \u0130\u015flevin do\u011fru kullan\u0131m\u0131, \u00f6zellikle stok y\u00f6netimi, sat\u0131n alma, fiyatland\u0131rma stratejileri ve hatta personel planlamas\u0131 gibi alanlarda i\u015fletmelere b\u00fcy\u00fck faydalar sa\u011flayabilir.<\/p>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>Excel\u2019in belirtilen tarih dizisi i\u00e7in alg\u0131lad\u0131\u011f\u0131 yinelenen desenin uzunlu\u011funu 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-15423","post","type-post","status-publish","format-standard","hentry","category-istatistik"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Excel&#039;de FORECAST.ETS.SEASONALITY (TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K) Fonksiyonu: Nas\u0131l \u00c7al\u0131\u015f\u0131r, Kullan\u0131m \u00d6rnekleri<\/title>\n<meta name=\"description\" content=\"Excel ve Google E-Tablolar&#039;da FORECAST.ETS.SEASONALITY (TAHM\u0130N.ETS.MEVS\u0130MSELL\u0130K) fonksiyonunun detayl\u0131 incelemesi. 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