{"id":2993,"date":"2023-07-19T17:49:20","date_gmt":"2023-07-19T17:49:20","guid":{"rendered":"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/"},"modified":"2023-07-19T17:49:20","modified_gmt":"2023-07-19T17:49:20","slug":"ranga-percentylowa-w-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/","title":{"rendered":"Jak obliczy\u0107 rang\u0119 percentylow\u0105 w r (2 przyk\u0142ady)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Ranga percentylowa<\/strong> warto\u015bci m\u00f3wi nam, jaki procent warto\u015bci w zbiorze danych ma rang\u0119 r\u00f3wn\u0105 lub ni\u017csz\u0105 od danej warto\u015bci.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Do obliczenia rangi percentylowej w R mo\u017cna u\u017cy\u0107 nast\u0119puj\u0105cych metod:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metoda 1: Oblicz ranking percentylowy dla zbioru danych<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">library<\/span> (dplyr)\n\ndf %&gt;%\n  mutate(percent_rank = rank(x)\/length(x))\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metoda 2: Oblicz ranking percentylowy wed\u0142ug grupy<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><b><span style=\"color: #008000;\">library<\/span> (dplyr)\n\ndf %&gt;%\n  group_by(group_var) %&gt;%\n  mutate(percent_rank = rank(x)\/length(x))\n<\/b><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Poni\u017csze przyk\u0142ady pokazuj\u0105, jak w praktyce zastosowa\u0107 ka\u017cd\u0105 metod\u0119 z nast\u0119puj\u0105c\u0105 ramk\u0105 danych:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><b><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=rep(c('A', 'B'), each= <span style=\"color: #008000;\">7<\/span> ),\n                 points=c(2, 5, 5, 7, 9, 13, 15, 17, 22, 24, 30, 31, 38, 39))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n   team points\n1 TO 2\n2 to 5\n3 to 5\n4 to 7\n5 to 9\n6 to 13\n7 to 15\n8 B 17\n9 B 22\n10 B 24\n11 B 30\n12 B 31\n13 B 38\n14 B 39<\/b><\/span><\/pre>\n<h3> <strong><span style=\"color: #000000;\">Przyk\u0142ad 1: Oblicz ranking percentylowy dla zbioru danych<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cywa\u0107 funkcji z pakietu <a href=\"https:\/\/dplyr.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">dplyr<\/a> w R do obliczenia rangi percentylowej ka\u017cdej warto\u015bci w kolumnie punkt\u00f3w:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (dplyr)<\/span>\n\n#calculate percentile rank of points values\n<\/span>df %&gt;%\n  mutate(percent_rank = rank(points)\/length(points))\n\n   team points percent_rank\n1 to 2 0.07142857\n2 to 5 0.17857143\n3 to 5 0.17857143\n4 A 7 0.28571429\n5 A 9 0.35714286\n6 A 13 0.42857143\n7 A 15 0.50000000\n8 B 17 0.57142857\n9 B 22 0.64285714\n10 B 24 0.71428571\n11 B 30 0.78571429\n12 B 31 0.85714286\n13 B 38 0.92857143\n14 B 39 1.00000000<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Oto jak interpretowa\u0107 warto\u015bci w kolumnie <strong>percent_rank<\/strong> :<\/span><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>7,14%<\/strong> warto\u015bci punktowych jest r\u00f3wnych lub mniejszych od 2.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>17,86%<\/strong> warto\u015bci punktowych jest r\u00f3wnych lub mniejszych ni\u017c 5.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>28,57%<\/strong> warto\u015bci punktowych jest r\u00f3wnych lub mniejszych ni\u017c 7.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">I tak dalej.<\/span><\/p>\n<h3> <strong><span style=\"color: #000000;\">Przyk\u0142ad 2: Oblicz ranking percentylowy wed\u0142ug grupy<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cywa\u0107 funkcji z pakietu <a href=\"https:\/\/dplyr.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">dplyr<\/a> w R do obliczenia rangi percentylowej ka\u017cdej warto\u015bci w kolumnie punkt\u00f3w, pogrupowanej wed\u0142ug zespo\u0142u:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (dplyr)\n<\/span>\n#calculate percentile rank of points values grouped by team\n<\/span>df %&gt;%\n  group_by(team) %&gt;%\n  mutate(percent_rank = rank(points)\/length(points))\n\n# A tibble: 14 x 3\n# Groups: team [2]\n   team points percent_rank\n             \n 1 to 2 0.143\n 2 to 5 0.357\n 3 to 5 0.357\n 4 to 7 0.571\n 5 to 9 0.714\n 6 to 13 0.857\n 7 to 15 1    \n 8 B 17 0.143\n 9 B 22 0.286\n10 B 24 0.429\n11 B 30 0.571\n12 B 31 0.714\n13 B 38 0.857\n14 B 39 1<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Oto jak interpretowa\u0107 warto\u015bci w kolumnie <strong>percent_rank<\/strong> :<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>14,3%<\/strong> warto\u015bci punktowych Dru\u017cyny A jest r\u00f3wnych lub mniejszych ni\u017c 2.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>35,7%<\/strong> warto\u015bci punktowych Dru\u017cyny A jest r\u00f3wnych lub mniejszych ni\u017c 5.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>57,1%<\/strong> warto\u015bci punktowych Dru\u017cyny A jest r\u00f3wnych lub mniejszych ni\u017c 7.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">I tak dalej.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe zadania w j\u0119zyku R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/percentyle-w-r\/\" target=\"_blank\" rel=\"noopener\">Jak obliczy\u0107 percentyle w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/kwartyle-w-r\/\" target=\"_blank\" rel=\"noopener\">Jak obliczy\u0107 kwartyle w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/r-kwantyl-na-grupe\/\" target=\"_blank\" rel=\"noopener\">Jak obliczy\u0107 kwantyle wed\u0142ug grupy w R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ranga percentylowa warto\u015bci m\u00f3wi nam, jaki procent warto\u015bci w zbiorze danych ma rang\u0119 r\u00f3wn\u0105 lub ni\u017csz\u0105 od danej warto\u015bci. Do obliczenia rangi percentylowej w R mo\u017cna u\u017cy\u0107 nast\u0119puj\u0105cych metod: Metoda 1: Oblicz ranking percentylowy dla zbioru danych library (dplyr) df %&gt;% mutate(percent_rank = rank(x)\/length(x)) Metoda 2: Oblicz ranking percentylowy wed\u0142ug grupy library (dplyr) df %&gt;% [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2993","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jak obliczy\u0107 rang\u0119 percentyla w R (2 przyk\u0142ady) - Statoriale<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak obliczy\u0107 rang\u0119 percentylow\u0105 warto\u015bci w R, z kilkoma przyk\u0142adami.\" \/>\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\/pl\/ranga-percentylowa-w-r\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak obliczy\u0107 rang\u0119 percentyla w R (2 przyk\u0142ady) - Statoriale\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak obliczy\u0107 rang\u0119 percentylow\u0105 warto\u015bci w R, z kilkoma przyk\u0142adami.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-19T17:49:20+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/\",\"url\":\"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/\",\"name\":\"Jak obliczy\u0107 rang\u0119 percentyla w R (2 przyk\u0142ady) - Statoriale\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-19T17:49:20+00:00\",\"dateModified\":\"2023-07-19T17:49:20+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak obliczy\u0107 rang\u0119 percentylow\u0105 warto\u015bci w R, z kilkoma przyk\u0142adami.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/ranga-percentylowa-w-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak obliczy\u0107 rang\u0119 percentylow\u0105 w r (2 przyk\u0142ady)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pl\/#website\",\"url\":\"https:\/\/statorials.org\/pl\/\",\"name\":\"Statorials\",\"description\":\"Tw\u00f3j przewodnik po kompetencjach statystycznych!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\",\"name\":\"Benjamin Anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin Anderson\"},\"description\":\"Cze\u015b\u0107, jestem Benjamin i jestem emerytowanym profesorem statystyki, kt\u00f3ry zosta\u0142 oddanym nauczycielem Statorials. 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