{"id":4024,"date":"2026-10-14T23:53:31","date_gmt":"2026-10-14T22:53:31","guid":{"rendered":"https:\/\/wpcalc.com\/tr\/istatistik\/coklu-dogrusal-regresyon-hesaplama\/"},"modified":"2026-10-14T23:53:31","modified_gmt":"2026-10-14T22:53:31","slug":"coklu-dogrusal-regresyon-hesaplama","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/tr\/istatistik\/coklu-dogrusal-regresyon-hesaplama\/","title":{"rendered":"\u00c7oklu Do\u011frusal Regresyon Hesaplama"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">Birden \u00e7ok yorday\u0131c\u0131yla bir sonucu modelleyin<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"4024\" data-favorite-title=\"\u00c7oklu do\u011frusal regresyon\" data-favorite-url=\"https:\/\/wpcalc.com\/tr\/istatistik\/coklu-dogrusal-regresyon-hesaplama\/\" data-favorite-excerpt=\"Sonu\u00e7 de\u011ferlerinizi ve iki ya da daha fazla yorday\u0131c\u0131 s\u00fctununu girin; en k\u00fc\u00e7\u00fck kareler y\u00f6ntemiyle \u00e7oklu do\u011frusal regresyon uydurun. Hesaplama arac\u0131; sabit terimi, her yorday\u0131c\u0131n\u0131n katsay\u0131s\u0131n\u0131, R\u00b2 de\u011ferini, uydurulan denklemi ve art\u0131klar\u0131yla birlikte tahmin edilen de\u011ferleri verir.\" aria-label=\"Favorilere ekle\" data-favorite-icon=\"icon icon-wpcalc-regression-plot\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/tr\/istatistik\/coklu-dogrusal-regresyon-hesaplama\/\" method=\"POST\" class=\"calculator\" id=\"calculator-4024\" data-post=\"4024\"><fieldset class=\"fieldset-input is-1\"><legend class=\"sr-only\">Giri\u015f alanlar\u0131<\/legend><div class=\"field\" id=\"input-1\"><label for=\"field-1\">Sonu\u00e7 de\u011ferleri (y)<\/label><textarea id=\"field-1\" name=\"sonu_deerleri_y\">7; 12; 11; 16; 15; 20; 19; 24<\/textarea><\/div><div class=\"field\" id=\"input-2\"><label for=\"field-2\">Yorday\u0131c\u0131 s\u00fctunlar\u0131 (X)<\/label><textarea id=\"field-2\" name=\"yordayc_stunlar_x\">1 0\n2 1\n3 0\n4 1\n5 0\n6 1\n7 0\n8 1<\/textarea><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Yeniden hesapla\" id=\"calculate-button\" data-post=\"4024\">Hesapla<\/button><button type=\"reset\">S\u0131f\u0131rla<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Otomatik hesapla<\/label><small>Etkinle\u015ftirilirse, herhangi bir de\u011feri de\u011fi\u015ftirdi\u011finizde sonu\u00e7 otomatik olarak g\u00fcncellenir.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> Regresyon sonu\u00e7lar\u0131<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Sabit terim<\/span><span class=\"result-term\">\u03b2\u2080<\/span><\/span><span class=\"field-value\" id=\"result-1\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-2\"><span class=\"field-title\"><span>Yorday\u0131c\u0131 katsay\u0131lar\u0131<\/span><span class=\"result-term\">\u03b2<\/span><\/span><span class=\"field-value\" id=\"result-2\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-3\"><span class=\"field-title\"><span>R\u00b2<\/span><span class=\"result-term\">R\u00b2<\/span><\/span><span class=\"field-value\" id=\"result-3\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-4\"><span class=\"field-title\"><span>Her g\u00f6zlem i\u00e7in tahmin edilen de\u011ferler<\/span><span class=\"result-term\">\u0177<\/span><\/span><span class=\"field-value\" id=\"result-4\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-5\"><span class=\"field-title\"><span>Model ve uyum ayr\u0131nt\u0131lar\u0131<\/span><\/span><span class=\"field-value\" id=\"result-5\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Bu hesaplaman\u0131n ba\u011flant\u0131s\u0131n\u0131 kopyala<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Yorum b\u0131rak<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"4024\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">Bu sonu\u00e7 hakk\u0131nda ne d\u00fc\u015f\u00fcn\u00fcyorsunuz?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Be\u011fendim <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">Faydal\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Kafam kar\u0131\u015ft\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Hayal k\u0131r\u0131kl\u0131\u011f\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Hatal\u0131 <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>\u00c7oklu Do\u011frusal Regresyon Form\u00fcl\u00fc<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Form\u00fcl<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ \\hat{y} = \\beta_0 + \\beta_1 X_1 + \\beta_2 X_2 + \\cdots + \\beta_p X_p \\\\\\quad R^2 = 1 - \\frac{\\sum_{i=1}^{n} \\left( y_i - \\hat{y}_i \\right)^2}{\\sum_{i=1}^{n} \\left( y_i - \\bar{y} \\right)^2} \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Burada:<\/strong><\/p>\n<ul>\n<li>\\(\\hat{y}\\) \u2014 sonu\u00e7 de\u011fi\u015fkeninin tahmin edilen de\u011feri<\/li>\n<li>\\(\\beta_0\\) \u2014 sabit terim (kesme): t\u00fcm yorday\u0131c\u0131lar s\u0131f\u0131r oldu\u011funda \\(y\\) i\u00e7in beklenen de\u011fer<\/li>\n<li>\\(\\beta_j\\) \u2014 \\(X_j\\) yorday\u0131c\u0131s\u0131n\u0131n katsay\u0131s\u0131: di\u011fer t\u00fcm yorday\u0131c\u0131lar sabit tutuldu\u011funda \\(X_j\\) bir birim artt\u0131\u011f\u0131nda \\(y\\) i\u00e7inde beklenen de\u011fi\u015fim<\/li>\n<li>\\(p\\) \u2014 yorday\u0131c\u0131 say\u0131s\u0131<\/li>\n<li>\\(n\\) \u2014 g\u00f6zlem say\u0131s\u0131<\/li>\n<li>\\(R^2\\) \u2014 modelin a\u00e7\u0131klad\u0131\u011f\u0131 \\(y\\) varyans\u0131n\u0131n oran\u0131<\/li>\n<\/ul>\n<p>Katsay\u0131lar, \\(\\sum (y - \\hat{y})^2\\) art\u0131k kareleri toplam\u0131n\u0131 en k\u00fc\u00e7\u00fck yapan \\(\\beta\\) de\u011ferlerini se\u00e7en s\u0131radan en k\u00fc\u00e7\u00fck kareler (OLS) y\u00f6ntemiyle tahmin edilir. Matris g\u00f6steriminde \u00e7\u00f6z\u00fcm \\(\\hat{\\boldsymbol{\\beta}} = (\\mathbf{X}^T \\mathbf{X})^{-1} \\mathbf{X}^T \\mathbf{y}\\) bi\u00e7imindedir; bu hesaplama arac\u0131 ayn\u0131 en k\u00fc\u00e7\u00fck kareler problemini, \\(\\mathbf{X}^T\\mathbf{X}\\) \u00e7arp\u0131m\u0131n\u0131 a\u00e7\u0131k\u00e7a olu\u015fturmak yerine say\u0131sal olarak kararl\u0131 bir QR ayr\u0131\u015ft\u0131rmas\u0131yla \u00e7\u00f6zer.<\/p>\n<p>\r\n<\/section>\n<style id=\"wpcoderpro-inline-2\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>\u00c7oklu Do\u011frusal Regresyon \u2013 Hesaplama \u00d6rne\u011fi<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>\u00d6rnek:<\/strong> sonu\u00e7 de\u011ferleri 7; 12; 11; 16; 15; 20; 19; 24 olan sekiz g\u00f6zlem ve iki yorday\u0131c\u0131: 1'den 8'e kadar giden \\(X_1\\) ile 0, 1, 0, 1, \u2026 bi\u00e7iminde d\u00f6n\u00fc\u015f\u00fcml\u00fc olan \\(X_2\\) \u2014 hesaplama arac\u0131ndaki varsay\u0131lan verilerin ayn\u0131s\u0131.<\/p>\n<p>\\[ \\hat{y} = 5 + 2X_1 + 3X_2 \\]<\/p>\n<p><strong>Sonu\u00e7:<\/strong> sabit terim \\(\\beta_0 = 5\\), katsay\u0131lar \\(\\beta_1 = 2\\) ve \\(\\beta_2 = 3\\), \\(R^2 = 1\\). Her tahmin edilen de\u011fer ger\u00e7ek sonu\u00e7la ayn\u0131 oldu\u011fundan t\u00fcm art\u0131klar 0'd\u0131r ve art\u0131k kareler toplam\u0131, toplam kareler toplam\u0131 210 iken 0'd\u0131r. Bu veri k\u00fcmesi kusursuz uyum sa\u011flayacak bi\u00e7imde olu\u015fturulmu\u015ftur; \\(R^2\\) bu y\u00fczden 1 olan en y\u00fcksek de\u011ferine ula\u015f\u0131r. Ger\u00e7ek veriler neredeyse her zaman bir miktar art\u0131k de\u011fi\u015fkenlik b\u0131rak\u0131r ve 1'den k\u00fc\u00e7\u00fck bir R\u00b2 verir.<\/p>\n<p>\n\r\n<\/section>\n<h2>Hesaplama arac\u0131 nas\u0131l kullan\u0131l\u0131r?<\/h2>\n<ol>\n<li><strong>Sonu\u00e7 de\u011ferlerini (y)<\/strong> girin \u2014 her g\u00f6zlem i\u00e7in bir de\u011fer; bo\u015fluk, noktal\u0131 virg\u00fcl veya sat\u0131r sonuyla ay\u0131r\u0131n. Ondal\u0131k virg\u00fcl kabul edilir.<\/li>\n<li><strong>Yorday\u0131c\u0131 s\u00fctunlar\u0131n\u0131 (X)<\/strong> girin \u2014 her sat\u0131ra bir g\u00f6zlem, o g\u00f6zlemin yorday\u0131c\u0131 de\u011ferleri bo\u015fluk ya da noktal\u0131 virg\u00fclle ayr\u0131lm\u0131\u015f olarak. S\u00fctun s\u0131ras\u0131n\u0131 her sat\u0131rda ayn\u0131 tutun ve en az iki s\u00fctun girin.<\/li>\n<li>X sat\u0131r say\u0131s\u0131n\u0131n y de\u011ferlerinin say\u0131s\u0131yla e\u015fle\u015fti\u011fini ve her sat\u0131rda ayn\u0131 say\u0131da de\u011fer bulundu\u011funu kontrol edin. Yorday\u0131c\u0131 say\u0131s\u0131ndan en az iki fazla g\u00f6zleme ihtiyac\u0131n\u0131z vard\u0131r.<\/li>\n<li>Sonu\u00e7lar\u0131 okuyun: <strong>sabit terim<\/strong>, <strong>yorday\u0131c\u0131 katsay\u0131lar\u0131<\/strong> tablosu, <strong>R\u00b2<\/strong>, art\u0131klar\u0131yla birlikte <strong>tahmin edilen de\u011ferler<\/strong> tablosu ve uyum ayr\u0131nt\u0131lar\u0131yla birlikte uydurulan denklem.<\/li>\n<\/ol>\n<h2>\u00c7oklu do\u011frusal regresyon nedir?<\/h2>\n<p>\u00c7oklu do\u011frusal regresyon, s\u00fcrekli bir sonu\u00e7 de\u011fi\u015fkenini iki ya da daha fazla yorday\u0131c\u0131n\u0131n a\u011f\u0131rl\u0131kl\u0131 toplam\u0131 art\u0131 bir sabit olarak modeller. Tek yorday\u0131c\u0131 kullanan basit do\u011frusal regresyonu, bir\u00e7ok de\u011fi\u015fkenin sonucu ayn\u0131 anda etkileyebildi\u011fi durumlara geni\u015fletir \u2014 \u00f6rne\u011fin bir evin fiyat\u0131n\u0131 alan, oda say\u0131s\u0131 ve ya\u015ftan ya da tar\u0131msal verimi ya\u011f\u0131\u015f, s\u0131cakl\u0131k ve g\u00fcbre miktar\u0131ndan tahmin etmek gibi.<\/p>\n<p>Ayr\u0131 ayr\u0131 basit regresyonlara g\u00f6re temel avantaj\u0131, her katsay\u0131n\u0131n di\u011fer yorday\u0131c\u0131lar\u0131 <em>sabit tutarak<\/em> bir yorday\u0131c\u0131n\u0131n katk\u0131s\u0131n\u0131 ayr\u0131\u015ft\u0131rmas\u0131d\u0131r. \\(X_1\\) i\u00e7in katsay\u0131n\u0131n 2 olmas\u0131, di\u011fer yorday\u0131c\u0131lar hangi d\u00fczeyde olursa olsun \\(X_1\\) bir birim artt\u0131\u011f\u0131nda sonucun 2 birim artmas\u0131n\u0131n beklendi\u011fi anlam\u0131na gelir. Katsay\u0131lar\u0131n, her yorday\u0131c\u0131y\u0131 tek ba\u015f\u0131na ele alan regresyonlardan elde edilecek e\u011fimlerden \u00f6nemli \u00f6l\u00e7\u00fcde farkl\u0131 olabilmesinin nedeni budur \u2014 model \u00fcst \u00fcste binen etkileri birbirinden ay\u0131r\u0131r.<\/p>\n<p>R\u00b2, uydurulan d\u00fczlemin (veya hiperd\u00fczlemin) verileri ne kadar iyi izledi\u011fini \u00f6l\u00e7er: yorday\u0131c\u0131lar\u0131n a\u00e7\u0131klad\u0131\u011f\u0131 \\(y\\) varyans\u0131n\u0131n kesridir. 0,80'lik bir R\u00b2, g\u00f6zlenen de\u011fi\u015fimin %80'inin model taraf\u0131ndan yeniden \u00fcretildi\u011fi anlam\u0131na gelir. R\u00b2, yorday\u0131c\u0131 eklendi\u011finde ancak ayn\u0131 kalabilir ya da artabilir; bu y\u00fczden \u00e7ok say\u0131da yorday\u0131c\u0131yla elde edilen y\u00fcksek bir R\u00b2 otomatik olarak iyi bir modelin kan\u0131t\u0131 de\u011fildir \u2014 yaln\u0131zca tahmin i\u00e7in kullan\u0131lan verilere uyumu tan\u0131mlar.<\/p>\n<p>Model uydurmadan \u00f6nce de\u011fi\u015fkenleriniz aras\u0131ndaki ikili ili\u015fkileri incelemek isterseniz <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/spearman-sira-korelasyon-hesaplama\/\">Spearman s\u0131ra korelasyonu hesaplama arac\u0131n\u0131<\/a> ya da <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/kendall-tau-hesaplayici\/\">Kendall tau hesaplama arac\u0131n\u0131<\/a> deneyin.<\/p>\n<h2>Varsay\u0131mlar, s\u0131n\u0131rlamalar ve pratik \u00f6neriler<\/h2>\n<ul>\n<li><strong>\u00d6rneklem b\u00fcy\u00fckl\u00fc\u011f\u00fc:<\/strong> \\(p\\) yorday\u0131c\u0131 ve sabit terim i\u00e7in en az \\(p + 2\\) g\u00f6zlem gerekir (hesaplama arac\u0131 bunu zorunlu k\u0131lar). Uygulamada kararl\u0131 tahminler i\u00e7in yorday\u0131c\u0131 ba\u015f\u0131na 10\u201320 g\u00f6zlem hedefleyin.<\/li>\n<li><strong>Gereksiz s\u00fctun bulunmamal\u0131:<\/strong> yorday\u0131c\u0131lar do\u011frusal ba\u011f\u0131ml\u0131 olmamal\u0131d\u0131r. Kategorik bir de\u011fi\u015fkeni 0\/1 kukla s\u00fctunlar\u0131yla kodluyorsan\u0131z, kategori say\u0131s\u0131ndan bir eksik kukla s\u00fctun d\u00e2hil edin \u2014 sabit terim temel d\u00fczeyi kar\u015f\u0131lar; \u00f6rnekteki d\u00f6n\u00fc\u015f\u00fcml\u00fc 0\/1 s\u00fctununda oldu\u011fu gibi.<\/li>\n<li><strong>\u00c7oklu ba\u011flant\u0131:<\/strong> birbiriyle y\u00fcksek korelasyona sahip yorday\u0131c\u0131lar, genel uyum iyi g\u00f6r\u00fcnse bile dengesiz ve yorumlanmas\u0131 g\u00fc\u00e7 katsay\u0131lar \u00fcretir. \u00d6nce ikili ili\u015fkileri kontrol edin; \u00fcst \u00fcste binen de\u011fi\u015fkenleri \u00e7\u0131kar\u0131n ya da birle\u015ftirin.<\/li>\n<li><strong>Do\u011frusall\u0131k:<\/strong> OLS, her yorday\u0131c\u0131n\u0131n di\u011ferleri sabit tutuldu\u011funda sonu\u00e7la do\u011frusal ili\u015fkide oldu\u011funu varsayar. E\u011frisel ili\u015fkiler \u00e7o\u011fu zaman d\u00f6n\u00fc\u015ft\u00fcr\u00fclm\u00fc\u015f s\u00fctunlar (\u00f6rne\u011fin karesel bir terim) ek yorday\u0131c\u0131lar olarak eklenerek kar\u015f\u0131lanabilir.<\/li>\n<li><strong>Art\u0131k kontrolleri:<\/strong> model ba\u011f\u0131ms\u0131z ve kabaca sabit varyansl\u0131 hatalar varsayar. Tahmin tablosundaki art\u0131klar\u0131 incelemek faydal\u0131d\u0131r; zamana g\u00f6re s\u0131ral\u0131 verilerde <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/otokorelasyon-hesaplama-2\/\">otokorelasyon hesaplama arac\u0131<\/a> art\u0131klarda kalan \u00f6r\u00fcnt\u00fcy\u00fc ortaya \u00e7\u0131karabilir ve <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/carpiklik-ve-basiklik-hesaplama\/\">\u00e7arp\u0131kl\u0131k ve bas\u0131kl\u0131k hesaplama arac\u0131<\/a> g\u00fc\u00e7l\u00fc bi\u00e7imde normal olmayan verileri fark etmeye yard\u0131mc\u0131 olur.<\/li>\n<li><strong>\u0130li\u015fki, nedenellik de\u011fildir:<\/strong> katsay\u0131lar yaln\u0131zca verilerinizdeki ili\u015fkileri tan\u0131mlar. Nedensel bir etki iddia etmek i\u00e7in iyi bir uyum de\u011fil, bunu destekleyen bir ara\u015ft\u0131rma tasar\u0131m\u0131 gerekir.<\/li>\n<li><strong>Verilerinizin aral\u0131\u011f\u0131 i\u00e7inde kal\u0131n:<\/strong> g\u00f6zlenen yorday\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n \u00e7ok d\u0131\u015f\u0131ndaki tahminler d\u0131\u015f de\u011ferleme (ekstrapolasyon) olur ve ciddi bi\u00e7imde yan\u0131lt\u0131c\u0131 olabilir.<\/li>\n<li><strong>\u00c7\u0131kar\u0131m \u00e7\u0131kt\u0131s\u0131 yok:<\/strong> bu hesaplama arac\u0131 yaln\u0131zca uydurulan denklemi ve tahmin verilerine uyumu raporlar; standart hatalar, p de\u011ferleri ve g\u00fcven aral\u0131klar\u0131 i\u00e7in tam kapsaml\u0131 bir istatistik yaz\u0131l\u0131m\u0131 kullan\u0131n.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Sonu\u00e7 de\u011ferlerinizi ve iki ya da daha fazla yorday\u0131c\u0131 s\u00fctununu girin; en k\u00fc\u00e7\u00fck kareler y\u00f6ntemiyle \u00e7oklu do\u011frusal regresyon uydurun. Hesaplama arac\u0131; sabit terimi, her yorday\u0131c\u0131n\u0131n katsay\u0131s\u0131n\u0131, R\u00b2 de\u011ferini, uydurulan denklemi ve art\u0131klar\u0131yla birlikte tahmin edilen de\u011ferleri verir.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[12],"tags":[30],"class_list":["post-4024","post","type-post","status-publish","format-standard","hentry","category-istatistik","tag-korelasyon-regresyon"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/4024","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/comments?post=4024"}],"version-history":[{"count":0,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/4024\/revisions"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/media?parent=4024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/categories?post=4024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/tags?post=4024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}