{"id":1353,"date":"2023-07-26T18:18:15","date_gmt":"2023-07-26T18:18:15","guid":{"rendered":"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/"},"modified":"2023-07-26T18:18:15","modified_gmt":"2023-07-26T18:18:15","slug":"korelasi-antara-beberapa-variabel-di-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/","title":{"rendered":"Cara menghitung korelasi antar beberapa variabel di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Salah satu cara untuk mengukur hubungan antara dua variabel adalah dengan menggunakan <a href=\"https:\/\/statorials.org\/id\/koefisien-korelasi-pearson-1\/\" target=\"_blank\" rel=\"noopener noreferrer\">koefisien korelasi Pearson<\/a> , yang merupakan ukuran hubungan linier antara dua variabel <em>.<\/em> Itu selalu mengambil nilai antara -1 dan 1 di mana:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">-1 menunjukkan korelasi linier negatif sempurna antara dua variabel<\/span><\/li>\n<li> <span style=\"color: #000000;\">0 menunjukkan tidak ada korelasi linier antara dua variabel<\/span><\/li>\n<li> <span style=\"color: #000000;\">Angka 1 menunjukkan korelasi linier positif sempurna antara dua variabel<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Tutorial ini menjelaskan cara menghitung korelasi antara beberapa variabel di R, menggunakan kerangka data berikut sebagai contoh:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data.frame(a &lt;- c(2, 3, 3, 5, 6, 9, 14, 15, 19, 21, 22, 23),\n                 b &lt;- c(23, 24, 24, 23, 17, 28, 38, 34, 35, 39, 41, 43),\n                 c &lt;- c(13, 14, 14, 14, 15, 17, 18, 19, 22, 20, 24, 26),\n                 d &lt;- c(6, 6, 7, 8, 8, 8, 7, 6, 5, 3, 3, 2))\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 1: Korelasi antara dua variabel<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung korelasi antara dua variabel dalam bingkai data:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>cor(df$a, df$b)\n\n[1] 0.9279869\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 2: Korelasi antara beberapa variabel<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung korelasi antara tiga variabel dalam bingkai data:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>cor(df[, c(' <span style=\"color: #008000;\">a<\/span> ', ' <span style=\"color: #008000;\">b<\/span> ', ' <span style=\"color: #008000;\">c<\/span> ')])\n\n          ABC\na 1.0000000 0.9279869 0.9604329\nb 0.9279869 1.0000000 0.8942139\nc 0.9604329 0.8942139 1.0000000<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Cara menafsirkan hasilnya adalah sebagai berikut:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Korelasi antara <em>a<\/em> dan <em>b<\/em> sebesar 0,9279869.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Korelasi antara <em>a<\/em> dan <em>c<\/em> sebesar 0,9604329.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Korelasi antara <em>b<\/em> dan <em>c<\/em> sebesar 0,8942139.<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 3: Korelasi antar semua variabel<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung korelasi antara semua variabel dalam bingkai data:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>cor(df)\n\n           abcd\na 1.0000000 0.9279869 0.9604329 -0.7915488\nb 0.9279869 1.0000000 0.8942139 -0.7917973\nc 0.9604329 0.8942139 1.0000000 -0.8063549\nd -0.7915488 -0.7917973 -0.8063549 1.0000000<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 4: Korelasi antara variabel numerik saja<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung korelasi antara variabel numerik saja dalam bingkai data:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>cor(df[, <span style=\"color: #3366ff;\">unlist<\/span> ( <span style=\"color: #3366ff;\">lapply<\/span> (df, is. <span style=\"color: #3366ff;\">numeric<\/span> ))])\n\n           abcd\na 1.0000000 0.9279869 0.9604329 -0.7915488\nb 0.9279869 1.0000000 0.8942139 -0.7917973\nc 0.9604329 0.8942139 1.0000000 -0.8063549\nd -0.7915488 -0.7917973 -0.8063549 1.0000000\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 5: Memvisualisasikan korelasi<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara membuat plot berpasangan \u2013 jenis plot yang memungkinkan Anda memvisualisasikan hubungan antara setiap kombinasi variabel berpasangan:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#load psych package<\/span>\nlibrary(psych)\n\n<span style=\"color: #008080;\">#create pairs plot<\/span>\npeers. <span style=\"color: #3366ff;\">panels<\/span> (df)\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-13220 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/paires1.png\" alt=\"\" width=\"421\" height=\"432\" srcset=\"\" sizes=\"\"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/id\/korelasi-parsial-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung korelasi parsial di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/titik-korelasi-biserial-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung korelasi titik-biserial di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/korelasi-bergulir-di-sungai\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung korelasi geser di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Salah satu cara untuk mengukur hubungan antara dua variabel adalah dengan menggunakan koefisien korelasi Pearson , yang merupakan ukuran hubungan linier antara dua variabel . Itu selalu mengambil nilai antara -1 dan 1 di mana: -1 menunjukkan korelasi linier negatif sempurna antara dua variabel 0 menunjukkan tidak ada korelasi linier antara dua variabel Angka 1 [&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":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cara menghitung korelasi antar beberapa variabel di R<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghitung korelasi antara beberapa variabel di R, dengan beberapa contoh.\" \/>\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\/id\/korelasi-antara-beberapa-variabel-di-r\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menghitung korelasi antar beberapa variabel di R\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menghitung korelasi antara beberapa variabel di R, dengan beberapa contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-26T18:18:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/paires1.png\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/\",\"url\":\"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/\",\"name\":\"Cara menghitung korelasi antar beberapa variabel di R\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-26T18:18:15+00:00\",\"dateModified\":\"2023-07-26T18:18:15+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menghitung korelasi antara beberapa variabel di R, dengan beberapa contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/korelasi-antara-beberapa-variabel-di-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung korelasi antar beberapa variabel di r\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/id\/#website\",\"url\":\"https:\/\/statorials.org\/id\/\",\"name\":\"Statorials\",\"description\":\"Panduan anda untuk kompetensi statistik!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/id\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Halo, saya Benjamin, pensiunan profesor statistika yang menjadi guru Statorial yang berdedikasi. 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