{"id":596,"date":"2023-07-29T09:32:51","date_gmt":"2023-07-29T09:32:51","guid":{"rendered":"https:\/\/statorials.org\/tr\/excelde-ortalama-kare-mse-hatasi-nasil-hesaplanir\/"},"modified":"2023-07-29T09:32:51","modified_gmt":"2023-07-29T09:32:51","slug":"excelde-ortalama-kare-mse-hatasi-nasil-hesaplanir","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/excelde-ortalama-kare-mse-hatasi-nasil-hesaplanir\/","title":{"rendered":"Excel&#39;de ortalama kare hatas\u0131 (mse) nas\u0131l hesaplan\u0131r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Bir modelin tahmin do\u011frulu\u011funu \u00f6l\u00e7mek i\u00e7in en yayg\u0131n kullan\u0131lan \u00f6l\u00e7\u00fcmlerden biri, <strong>ortalama kare hatas\u0131<\/strong> anlam\u0131na gelen <strong>MSE&#8217;dir<\/strong> . A\u015fa\u011f\u0131daki \u015fekilde hesaplan\u0131r:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>MSE<\/strong> = (1\/n) * \u03a3(ger\u00e7ek \u2013 tahmin) <sup>2<\/sup><\/span><\/p>\n<p> <span style=\"color: #000000;\">Alt\u0131n:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>\u03a3<\/strong> \u2013 \u201ctoplam\u201d anlam\u0131na gelen s\u00fcsl\u00fc bir sembol<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>n<\/strong> \u2013 \u00f6rneklem b\u00fcy\u00fckl\u00fc\u011f\u00fc<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>ger\u00e7ek<\/strong> \u2013 verilerin ger\u00e7ek de\u011feri<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>tahmin<\/strong> \u2013 verilerin beklenen de\u011feri<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">MSE de\u011feri ne kadar d\u00fc\u015f\u00fck olursa, model de\u011ferleri o kadar do\u011fru tahmin edebilir.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Excel&#8217;de MSE Nas\u0131l Hesaplan\u0131r<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Excel&#8217;de MSE&#8217;yi hesaplamak i\u00e7in a\u015fa\u011f\u0131daki ad\u0131mlar\u0131 uygulayabiliriz:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Ad\u0131m 1: Ger\u00e7ek de\u011ferleri ve tahmin edilen de\u011ferleri iki ayr\u0131 s\u00fctuna girin.<\/strong><\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5481 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/mse1.png\" alt=\"Excel'de MSE Nas\u0131l Hesaplan\u0131r\" width=\"397\" height=\"356\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\"><strong>Ad\u0131m 2: Her sat\u0131r i\u00e7in hatan\u0131n karesini hesaplay\u0131n.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Hatan\u0131n karesinin \u015fu \u015fekilde hesapland\u0131\u011f\u0131n\u0131 unutmay\u0131n: (ger\u00e7ek \u2013 tahmin) <sup>2<\/sup> . Her sat\u0131r\u0131n hatan\u0131n karesini hesaplamak i\u00e7in bu form\u00fcl\u00fc kullanaca\u011f\u0131z.<\/span><\/p>\n<p> <span style=\"color: #000000;\">D s\u00fctunu hatan\u0131n karesini, E s\u00fctunu ise kulland\u0131\u011f\u0131m\u0131z form\u00fcl\u00fc g\u00f6steriyor:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5483 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/mse2.png\" alt=\"Excel'de Ortalama Kare Hatas\u0131\" width=\"474\" height=\"360\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Bu form\u00fcl\u00fc her sat\u0131r i\u00e7in tekrarlay\u0131n:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5484 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/mse3.png\" alt=\"Excel'de MSE hesaplamas\u0131\" width=\"480\" height=\"378\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\"><strong>Ad\u0131m 3: Ortalama kare hatas\u0131n\u0131 hesaplay\u0131n.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">MSE&#8217;yi, D s\u00fctunundaki de\u011ferlerin ortalamas\u0131n\u0131 bularak hesaplay\u0131n:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5485 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/mse4.png\" alt=\"Excel'de MSE\" width=\"521\" height=\"397\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Bu modelin MSE&#8217;si <strong>5,917<\/strong> olarak \u00e7\u0131k\u0131yor.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Model do\u011frulu\u011funu de\u011ferlendirmek i\u00e7in kullan\u0131lan di\u011fer iki pop\u00fcler \u00f6l\u00e7\u00fcm <strong>MAD<\/strong> &#8211; ortalama mutlak sapma ve <strong>MAPE<\/strong> &#8211; ortalama mutlak y\u00fczde hatas\u0131d\u0131r. A\u015fa\u011f\u0131daki e\u011fitimlerde bu \u00f6l\u00e7\u00fcmlerin Excel&#8217;de nas\u0131l hesaplanaca\u011f\u0131 a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/excelde-ortalama-mutlak-sapmanin-kolayca-nasil-hesaplanacagi\/\" target=\"_blank\" rel=\"noopener\">Excel&#8217;de Ortalama Mutlak Sapma (MAD) Nas\u0131l Hesaplan\u0131r<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/excel-karti\/\" target=\"_blank\" rel=\"noopener\">Excel&#8217;de Ortalama Mutlak Y\u00fczde Hatas\u0131 (MAPE) Nas\u0131l Hesaplan\u0131r?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bir modelin tahmin do\u011frulu\u011funu \u00f6l\u00e7mek i\u00e7in en yayg\u0131n kullan\u0131lan \u00f6l\u00e7\u00fcmlerden biri, ortalama kare hatas\u0131 anlam\u0131na gelen MSE&#8217;dir . A\u015fa\u011f\u0131daki \u015fekilde hesaplan\u0131r: MSE = (1\/n) * \u03a3(ger\u00e7ek \u2013 tahmin) 2 Alt\u0131n: \u03a3 \u2013 \u201ctoplam\u201d anlam\u0131na gelen s\u00fcsl\u00fc bir sembol n \u2013 \u00f6rneklem b\u00fcy\u00fckl\u00fc\u011f\u00fc ger\u00e7ek \u2013 verilerin ger\u00e7ek de\u011feri tahmin \u2013 verilerin beklenen de\u011feri MSE de\u011feri ne [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-596","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Excel&#039;de Ortalama Kare Hatas\u0131 (MSE) Nas\u0131l Hesaplan\u0131r?<\/title>\n<meta name=\"description\" content=\"Ad\u0131m ad\u0131m \u00f6rnek de dahil olmak 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