{"id":1619,"date":"2023-07-25T15:30:37","date_gmt":"2023-07-25T15:30:37","guid":{"rendered":"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/"},"modified":"2023-07-25T15:30:37","modified_gmt":"2023-07-25T15:30:37","slug":"r-kuantil-per-kelompok","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/","title":{"rendered":"Cara menghitung kuantil berdasarkan kelompok di r (dengan contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Dalam statistik, <strong>kuantil<\/strong> adalah nilai yang membagi kumpulan data rahasia menjadi kelompok yang sama.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Untuk menghitung kuantil yang dikelompokkan berdasarkan variabel tertentu di R, kita dapat menggunakan fungsi berikut dari paket <a href=\"https:\/\/dplyr.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">dplyr<\/a> di R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #993300;\">library<\/span> (dplyr)\n\n<span style=\"color: #008080;\">#define quantiles of interest\n<\/span>q = c(.25, .5, .75)\n\n<span style=\"color: #008080;\">#calculate quantiles by grouping variable\n<\/span>df %&gt;%\n  group_by(grouping_variable) %&gt;%\n  summarize(quant25 = <span style=\"color: #3366ff;\">quantile<\/span> (numeric_variable, probs = q[1]), \n            quant50 = <span style=\"color: #3366ff;\">quantile<\/span> (numeric_variable, probs = q[2]),\n            quant75 = <span style=\"color: #3366ff;\">quantile<\/span> (numeric_variable, probs = q[3]))\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan sintaksis ini dalam praktiknya.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh: Kuantil menurut grup di R<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung kuantil jumlah kemenangan yang dikelompokkan berdasarkan tim untuk kumpulan data di R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #993300;\">library<\/span> (dplyr)\n\n<span style=\"color: #008080;\">#create data\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'A', 'A', 'A', 'A', 'A', 'A', 'A',\n                        'B', 'B', 'B', 'B', 'B', 'B', 'B', 'B',\n                        'C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'),\n                 wins=c(2, 4, 4, 5, 7, 9, 13, 13, 15, 15, 14, 13,\n                        11, 9, 9, 8, 8, 16, 19, 21, 24, 20, 19, 18))\n\n<span style=\"color: #008080;\">#view first six rows of data<\/span>\nhead(df)\n\n  team wins\n1 TO 2\n2 to 4\n3 to 4\n4 to 5\n5 TO 7\n6 to 9\n\n<span style=\"color: #008080;\">#define quantiles of interest\n<\/span>q = c(.25, .5, .75)\n\n<span style=\"color: #008080;\">#calculate quantiles by grouping variable\n<\/span>df %&gt;%\n  group_by(team) %&gt;%\n  summarize(quant25 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[1]), \n            quant50 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[2]),\n            quant75 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[3]))\n\n  team quant25 quant50 quant75           \n1 to 4 6 10  \n2 B 9 12 14.2\n3 C 17.5 19 20.2\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kita juga dapat menentukan jumlah kuantil apa pun yang kita inginkan:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define quantiles of interest\n<\/span>q = c(.2, .4, .6, .8)\n\n<span style=\"color: #008080;\">#calculate quantiles by grouping variable\n<\/span>df %&gt;%\n  group_by(team) %&gt;%\n  summarize(quant20 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[1]), \n            quant40 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[2]),\n            quant60 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[3]),\n            quant80 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = q[4]))\n\n  team quant20 quant40 quant60 quant80\n              \n1 to 4 4.8 7.4 11.4\n2 B 9 10.6 13.2 14.6\n3 C 16.8 18.8 19.2 20.6\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Anda juga dapat memilih untuk menghitung satu kuantil per grup. Misalnya, berikut cara menghitung persentil ke-90 dari jumlah kemenangan setiap tim:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#calculate 90th percentile of wins by team\n<\/span>df %&gt;%\n  group_by(team) %&gt;%\n  summarize(quant90 = <span style=\"color: #3366ff;\">quantile<\/span> (wins, probs = <span style=\"color: #008000;\">0.9<\/span> ))\n\n   team quant90\n     \n1 to 13  \n2 B 15  \n3 C 21.9\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/id\/kuartil-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung kuartil di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/desil-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung desil di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/persentil-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung persentil di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dalam statistik, kuantil adalah nilai yang membagi kumpulan data rahasia menjadi kelompok yang sama. Untuk menghitung kuantil yang dikelompokkan berdasarkan variabel tertentu di R, kita dapat menggunakan fungsi berikut dari paket dplyr di R: library (dplyr) #define quantiles of interest q = c(.25, .5, .75) #calculate quantiles by grouping variable df %&gt;% group_by(grouping_variable) %&gt;% summarize(quant25 [&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 kuantil berdasarkan kelompok di R (dengan contoh)<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghitung kuantil berdasarkan grup 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\/r-kuantil-per-kelompok\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menghitung kuantil berdasarkan kelompok di R (dengan contoh)\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menghitung kuantil berdasarkan grup di R, dengan beberapa contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-25T15:30:37+00:00\" \/>\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=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/\",\"url\":\"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/\",\"name\":\"Cara menghitung kuantil berdasarkan kelompok di R (dengan contoh)\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-25T15:30:37+00:00\",\"dateModified\":\"2023-07-25T15:30:37+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menghitung kuantil berdasarkan grup di R, dengan beberapa contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/r-kuantil-per-kelompok\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung kuantil berdasarkan kelompok di r (dengan contoh)\"}]},{\"@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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