{"id":1894,"date":"2023-07-24T13:45:54","date_gmt":"2023-07-24T13:45:54","guid":{"rendered":"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/"},"modified":"2023-07-24T13:45:54","modified_gmt":"2023-07-24T13:45:54","slug":"hitung-r-kuadrat-dengan-tangan","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/","title":{"rendered":"Cara menghitung r-kuadrat dengan tangan"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Dalam statistik, <strong>R kuadrat<\/strong> (R <sup>2<\/sup> ) mengukur proporsi varians <a href=\"https:\/\/statorials.org\/id\/variabel-tanggapan-penjelas\/\" target=\"_blank\" rel=\"noopener\">variabel respon<\/a> yang dapat dijelaskan oleh variabel prediktor dalam model regresi.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kami menggunakan rumus berikut untuk menghitung R kuadrat:<\/span><\/p>\n<p> <span style=\"color: #000000;\">R <sup>2<\/sup> = [ (n\u03a3xy \u2013 (\u03a3x)(\u03a3y)) \/ (\u221a <span style=\"border-top: 1px solid black;\">n\u03a3x <sup>2<\/sup> -(\u03a3x) <sup>2<\/sup><\/span> * \u221a <span style=\"border-top: 1px solid black;\">n\u03a3y <sup>2<\/sup> -(\u03a3y) <sup>2<\/sup><\/span> ) ] <sup>2<\/sup><\/span><\/p>\n<p> <span style=\"color: #000000;\">Contoh langkah demi langkah berikut menunjukkan cara menghitung R-kuadrat secara manual untuk model regresi tertentu.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 1: Buat kumpulan data<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Pertama, mari buat kumpulan data:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-18120 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2hand1.png\" alt=\"\" width=\"163\" height=\"289\" srcset=\"\" sizes=\"\"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 2: Hitung metrik yang diperlukan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Selanjutnya, mari kita hitung setiap metrik yang perlu kita gunakan dalam rumus <sup>R2<\/sup> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-18121 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2hand2.png\" alt=\"\" width=\"440\" height=\"300\" srcset=\"\" sizes=\"\"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Langkah 3: Hitung R Kuadrat<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Terakhir, kita akan mengintegrasikan setiap metrik ke dalam rumus R <sup>2<\/sup> :<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">R <sup>2<\/sup> = [ (n\u03a3xy \u2013 (\u03a3x)(\u03a3y)) \/ (\u221a <span style=\"border-top: 1px solid black;\">n\u03a3x <sup>2<\/sup> -(\u03a3x) <sup>2<\/sup><\/span> * \u221a <span style=\"border-top: 1px solid black;\">n\u03a3y <sup>2<\/sup> -(\u03a3y) <sup>2<\/sup><\/span> ) ] <sup>2<\/sup><\/span><\/li>\n<li> <span style=\"color: #000000;\">R <sup>2<\/sup> = [ (8*(2169) \u2013 (72)(223)) \/ (\u221a <span style=\"border-top: 1px solid black;\">8*(818)-(72) <sup>2<\/sup><\/span> * \u221a <span style=\"border-top: 1px solid black;\">8*(6447)-(223) <sup>2<\/sup><\/span> ) ] <sup>2<\/sup><\/span><\/li>\n<li> <span style=\"color: #000000;\"><sup>R2<\/sup> = 0,6686<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>Catatan:<\/strong> <em>N<\/em> dalam rumus mewakili jumlah observasi dalam kumpulan data dan ternyata menjadi n = 8 observasi dalam contoh ini.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Dengan asumsi <em>x<\/em> adalah variabel prediktor dan <em>y<\/em> adalah variabel respon dalam model regresi ini, maka R-kuadrat model tersebut adalah <strong>0,6686<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Hal ini menunjukkan bahwa 66,86% variasi variabel <em>y<\/em> dapat dijelaskan oleh variabel <em>x<\/em> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/id\/regresi-linier-1\/\" target=\"_blank\" rel=\"noopener\">Pengantar Regresi Linier Sederhana<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/regresi-linier-berganda\/\" target=\"_blank\" rel=\"noopener\">Pengantar Regresi Linier Berganda<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/r-vs-r-kuadrat\/\" target=\"_blank\" rel=\"noopener\">R vs R-Square: apa bedanya?<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/nilai-r-kuadrat-yang-bagus\/\" target=\"_blank\" rel=\"noopener\">Berapa nilai R-kuadrat yang bagus?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dalam statistik, R kuadrat (R 2 ) mengukur proporsi varians variabel respon yang dapat dijelaskan oleh variabel prediktor dalam model regresi. Kami menggunakan rumus berikut untuk menghitung R kuadrat: R 2 = [ (n\u03a3xy \u2013 (\u03a3x)(\u03a3y)) \/ (\u221a n\u03a3x 2 -(\u03a3x) 2 * \u221a n\u03a3y 2 -(\u03a3y) 2 ) ] 2 Contoh langkah demi langkah [&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 R-kuadrat dengan tangan - Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghitung r-kuadrat secara manual untuk model regresi, termasuk contoh langkah demi langkah.\" \/>\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\/hitung-r-kuadrat-dengan-tangan\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menghitung R-kuadrat dengan tangan - Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menghitung r-kuadrat secara manual untuk model regresi, termasuk contoh langkah demi langkah.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-24T13:45:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2hand1.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\/hitung-r-kuadrat-dengan-tangan\/\",\"url\":\"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/\",\"name\":\"Cara menghitung R-kuadrat dengan tangan - Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-24T13:45:54+00:00\",\"dateModified\":\"2023-07-24T13:45:54+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menghitung r-kuadrat secara manual untuk model regresi, termasuk contoh langkah demi langkah.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/hitung-r-kuadrat-dengan-tangan\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung r-kuadrat dengan tangan\"}]},{\"@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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