{"id":1381,"date":"2023-07-26T15:09:11","date_gmt":"2023-07-26T15:09:11","guid":{"rendered":"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/"},"modified":"2023-07-26T15:09:11","modified_gmt":"2023-07-26T15:09:11","slug":"verileri-rde-ortala","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/","title":{"rendered":"R&#39;de veri nas\u0131l ortalan\u0131r (\u00f6rneklerle)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Bir veri setini <strong>ortalamak,<\/strong> veri setindeki her bir g\u00f6zlemin ortalama de\u011ferini \u00e7\u0131karmak anlam\u0131na gelir.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00d6rne\u011fin a\u015fa\u011f\u0131daki veri setine sahip oldu\u011fumuzu varsayal\u0131m:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-13730 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/centre1-1.png\" alt=\"\" width=\"89\" height=\"275\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Ortalama de\u011ferin 14 oldu\u011fu ortaya \u00e7\u0131kt\u0131. Yani bu veri setini ortalamak i\u00e7in her bir g\u00f6zlemden 14 \u00e7\u0131karaca\u011f\u0131z:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-13731 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/centre2-1.png\" alt=\"Veri merkezi nas\u0131l yap\u0131l\u0131r\" width=\"286\" height=\"275\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Ortalanan veri k\u00fcmesinin ortalama de\u011ferinin s\u0131f\u0131r oldu\u011funu unutmay\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Bu e\u011fitimde verilerin R&#8217;de nas\u0131l merkezlenece\u011fine ili\u015fkin birka\u00e7 \u00f6rnek sunulmaktad\u0131r.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 1: Bir vekt\u00f6r\u00fcn de\u011ferlerini ortalay\u0131n<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki kod, bir vekt\u00f6rdeki de\u011ferleri ortalamak i\u00e7in temel R <a href=\"https:\/\/www.rdocumentation.org\/packages\/base\/versions\/3.6.2\/topics\/scale\" target=\"_blank\" rel=\"noopener\">Scale()<\/a> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#createvector<\/span>\ndata &lt;- c(4, 6, 9, 13, 14, 17, 18, 19, 19, 21)\n\n<span style=\"color: #008080;\">#subtract the mean value from each observation in the vector\n<\/span>scale(data, scale= <span style=\"color: #008000;\">FALSE<\/span> )\n\n      [,1]\n [1,] -10\n [2,] -8\n [3,] -5\n [4,] -1\n [5,] 0\n [6,] 3\n [7,] 4\n [8,] 5\n [9,] 5\n[10,] 7\n\nattr(,\"scaled:center\")\n[1] 14\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Ortaya \u00e7\u0131kan de\u011ferler veri k\u00fcmesinin ortalanm\u0131\u015f de\u011ferleridir. Scale() i\u015flevi ayr\u0131ca bize veri k\u00fcmesinin ortalama de\u011ferinin 14 oldu\u011funu da s\u00f6yler.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Scale()<\/strong> fonksiyonunun varsay\u0131lan olarak her bir g\u00f6zlemden ortalamay\u0131 \u00e7\u0131kard\u0131\u011f\u0131n\u0131 ve ard\u0131ndan bunu standart sapmaya b\u00f6ld\u00fc\u011f\u00fcn\u00fc unutmay\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Scale=FALSE<\/strong> belirterek R&#8217;ye standart sapmaya b\u00f6lmemesini s\u00f6yleriz.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 2: Veri \u00c7er\u00e7evesindeki S\u00fctunlar\u0131 Ortalay\u0131n<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki kod, bir veri \u00e7er\u00e7evesinin her bir s\u00fctununun de\u011ferlerini ortalamak i\u00e7in R veritaban\u0131n\u0131n <a href=\"https:\/\/statorials.org\/tr\/rde-lapply-sapply-ve-tapply-uygulama-kilavuzu\/\" target=\"_blank\" rel=\"noopener\">sapply()<\/a> i\u015flevinin ve <a href=\"https:\/\/www.rdocumentation.org\/packages\/base\/versions\/3.6.2\/topics\/scale\" target=\"_blank\" rel=\"noopener\">Scale()<\/a> i\u015flevinin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data.frame(x = c(1, 4, 5, 6, 6, 8, 9),\n                 y = c(7, 7, 8, 8, 8, 9, 12),\n                 z = c(3, 3, 4, 4, 6, 7, 7))\n\n<span style=\"color: #008080;\">#center each column in the data frame\n<\/span>df_new &lt;- sapply(df, <span style=\"color: #008000;\">function<\/span> (x) scale(x, scale= <span style=\"color: #008000;\">FALSE<\/span> ))\n\n<span style=\"color: #008080;\">#display data frame\n<\/span>df_new\n\n              X Y Z\n[1,] -4.5714286 -1.4285714 -1.8571429\n[2,] -1.5714286 -1.4285714 -1.8571429\n[3,] -0.5714286 -0.4285714 -0.8571429\n[4,] 0.4285714 -0.4285714 -0.8571429\n[5,] 0.4285714 -0.4285714 1.1428571\n[6,] 2.4285714 0.5714286 2.1428571\n[7,] 3.4285714 3.5714286 2.1428571\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>ColMeans()<\/strong> i\u015flevini kullanarak yeni veri \u00e7er\u00e7evesindeki her s\u00fctunun ortalamas\u0131n\u0131n s\u0131f\u0131r olup olmad\u0131\u011f\u0131n\u0131 kontrol edebiliriz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>colMeans(df_new)\n\n            xyz 2.537653e-16 -2.537653e-16 3.806479e-16 \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">De\u011ferler bilimsel g\u00f6sterimle g\u00f6sterilir ancak her de\u011fer esasen s\u0131f\u0131rd\u0131r.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/tr\/rdeki-sutunlar-arasindaki-ortalama\/\" target=\"_blank\" rel=\"noopener\">R&#8217;deki s\u00fctunlar\u0131n ortalamas\u0131 nas\u0131l al\u0131n\u0131r?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/rye-belirli-sutunlar-ekleyin\/\" target=\"_blank\" rel=\"noopener\">R&#8217;de belirli s\u00fctunlar nas\u0131l toplan\u0131r<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/rdeki-birden-fazla-sutundaki-aykiri-degerleri-kaldirin\/\" target=\"_blank\" rel=\"noopener\">R&#8217;deki birden \u00e7ok s\u00fctundan ayk\u0131r\u0131 de\u011ferler nas\u0131l kald\u0131r\u0131l\u0131r<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bir veri setini ortalamak, veri setindeki her bir g\u00f6zlemin ortalama de\u011ferini \u00e7\u0131karmak anlam\u0131na gelir. \u00d6rne\u011fin a\u015fa\u011f\u0131daki veri setine sahip oldu\u011fumuzu varsayal\u0131m: Ortalama de\u011ferin 14 oldu\u011fu ortaya \u00e7\u0131kt\u0131. Yani bu veri setini ortalamak i\u00e7in her bir g\u00f6zlemden 14 \u00e7\u0131karaca\u011f\u0131z: Ortalanan veri k\u00fcmesinin ortalama de\u011ferinin s\u0131f\u0131r oldu\u011funu unutmay\u0131n. Bu e\u011fitimde verilerin R&#8217;de nas\u0131l merkezlenece\u011fine ili\u015fkin birka\u00e7 \u00f6rnek [&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-1381","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>R&#039;de Veri Nas\u0131l Ortalan\u0131r (\u00d6rneklerle)<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde verilerin R&#039;de nas\u0131l merkezlenece\u011fi \u00e7e\u015fitli \u00f6rneklerle a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R&#039;de Veri Nas\u0131l Ortalan\u0131r (\u00d6rneklerle)\" \/>\n<meta property=\"og:description\" content=\"Bu e\u011fitimde verilerin R&#039;de nas\u0131l merkezlenece\u011fi \u00e7e\u015fitli \u00f6rneklerle a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-26T15:09:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/centre1-1.png\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/\",\"url\":\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/\",\"name\":\"R&#39;de Veri Nas\u0131l Ortalan\u0131r (\u00d6rneklerle)\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/tr\/#website\"},\"datePublished\":\"2023-07-26T15:09:11+00:00\",\"dateModified\":\"2023-07-26T15:09:11+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\"},\"description\":\"Bu e\u011fitimde verilerin R&#39;de nas\u0131l merkezlenece\u011fi \u00e7e\u015fitli \u00f6rneklerle a\u00e7\u0131klanmaktad\u0131r.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/tr\/verileri-rde-ortala\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Ev\",\"item\":\"https:\/\/statorials.org\/tr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"R&#39;de veri nas\u0131l ortalan\u0131r (\u00f6rneklerle)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/tr\/#website\",\"url\":\"https:\/\/statorials.org\/tr\/\",\"name\":\"Statorials\",\"description\":\"\u0130statistik okuryazarl\u0131\u011f\u0131 rehberiniz!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/tr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"tr\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/365dc158a39a7c8ae256355451e3de48\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"tr\",\"@id\":\"https:\/\/statorials.org\/tr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/tr\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/tr\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Merhaba, ben Benjamin, emekli bir istatistik profes\u00f6r\u00fc ve Statorials \u00f6\u011fretmenine d\u00f6n\u00fc\u015ft\u00fcm. \u0130statistik alan\u0131ndaki kapsaml\u0131 deneyimim ve uzmanl\u0131\u011f\u0131mla, \u00f6\u011frencilerimi Statorials arac\u0131l\u0131\u011f\u0131yla g\u00fc\u00e7lendirmek i\u00e7in bilgilerimi payla\u015fmaya can at\u0131yorum. 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