{"id":3717,"date":"2023-07-15T23:13:17","date_gmt":"2023-07-15T23:13:17","guid":{"rendered":"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/"},"modified":"2023-07-15T23:13:17","modified_gmt":"2023-07-15T23:13:17","slug":"r-tabela-zawiera-na","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/","title":{"rendered":"Jak utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci na w r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Domy\u015blnie funkcja <strong>table()<\/strong> w R tworzy tabel\u0119 warto\u015bci cz\u0119stotliwo\u015bci, ale nie uwzgl\u0119dnia cz\u0119stotliwo\u015bci warto\u015bci NA.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Mo\u017cna jednak u\u017cy\u0107 nast\u0119puj\u0105cych metod, aby utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci NA:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metoda 1: Utw\u00f3rz tabel\u0119 i zawsze pokazuj liczb\u0119 warto\u015bci NA<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>table(df$my_column, useNA = \" <span style=\"color: #ff0000;\">always<\/span> \")<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metoda 2: Utw\u00f3rz tabel\u0119 i wy\u015bwietl tylko liczb\u0119 warto\u015bci NA, je\u015bli takie istniej\u0105<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>table(df$my_column, useNA = \" <span style=\"color: #ff0000;\">ifany<\/span> \")\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Poni\u017csze przyk\u0142ady pokazuj\u0105, jak zastosowa\u0107 ka\u017cd\u0105 metod\u0119 w praktyce.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 1: Utw\u00f3rz tabel\u0119 i zawsze wy\u015bwietlaj liczb\u0119 warto\u015bci NA<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Za\u0142\u00f3\u017cmy, \u017ce mamy nast\u0119puj\u0105c\u0105 ramk\u0119 danych w R, kt\u00f3ra zawiera informacje o r\u00f3\u017cnych koszykarzach:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'A', 'A', 'A', 'B', 'B', 'B', 'B'),\n                 points=c(20, 25, 14, 18, 19, 12, 12, 15))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  team points\n1 to 20\n2 to 25\n3 to 14\n4 to 18\n5 B 19\n6 B 12\n7 B 12\n8 B 15\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Mo\u017cemy u\u017cy\u0107 nast\u0119puj\u0105cej sk\u0142adni, aby utworzy\u0107 tabel\u0119 cz\u0119stotliwo\u015bci warto\u015bci w kolumnie <strong>zespo\u0142u<\/strong> i wy\u015bwietli\u0107 liczb\u0119 warto\u015bci NA, niezale\u017cnie od tego, czy istniej\u0105, czy nie:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create frequency table of values in team column, including NA values\n<\/span>table(df$team, useNA = \" <span style=\"color: #ff0000;\">always<\/span> \")\n\n   AB &lt;NA&gt;\n   4 4 0 \n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Nale\u017cy zauwa\u017cy\u0107, \u017ce wynikowa tabela pokazuje, \u017ce w kolumnie zespo\u0142u ramki danych znajduje si\u0119 <strong>0<\/strong> warto\u015bci NA.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">Poniewa\u017c u\u017cyli\u015bmy argumentu <strong>useNA = \u201ezawsze\u201d<\/strong> , tabela nadal pokazywa\u0142a liczb\u0119 warto\u015bci NA, nawet je\u015bli ich nie by\u0142o.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Przyk\u0142ad 2: Utw\u00f3rz tabel\u0119 i wy\u015bwietl tylko liczb\u0119 warto\u015bci NA, je\u015bli takie istniej\u0105<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Za\u0142\u00f3\u017cmy jeszcze raz, \u017ce mamy w R nast\u0119puj\u0105c\u0105 ramk\u0119 danych zawieraj\u0105c\u0105 informacje o r\u00f3\u017cnych koszykarzach:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'A', 'A', 'A', 'B', 'B', 'B', 'B'),\n                 points=c(20, 25, 14, 18, 19, 12, 12, 15))\n\n#view data frame\ndf\n\n  team points\n1 to 20\n2 to 25\n3 to 14\n4 to 18\n5 B 19\n6 B 12\n7 B 12\n8 B 15\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Mo\u017cemy u\u017cy\u0107 poni\u017cszej sk\u0142adni, aby utworzy\u0107 tabel\u0119 cz\u0119stotliwo\u015bci warto\u015bci w kolumnie <strong>zespo\u0142u<\/strong> i wy\u015bwietli\u0107 tylko liczb\u0119 warto\u015bci NA, je\u015bli takie istniej\u0105:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create frequency table of values in team column, including NA values if any exist\n<\/span>table(df$team, useNA = \" <span style=\"color: #ff0000;\">ifany<\/span> \")\n\nAB\n4 4<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Nale\u017cy pami\u0119ta\u0107, \u017ce wynikowa tabela pokazuje cz\u0119stotliwo\u015b\u0107 warto\u015bci \u201eA\u201d i \u201eB\u201d w kolumnie <strong>zespo\u0142u<\/strong> , ale nie pokazuje cz\u0119stotliwo\u015bci warto\u015bci NA, poniewa\u017c ich nie ma.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe operacje w j\u0119zyku R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/sto\u0142-dwukierunkowy-w-r\/\" target=\"_blank\" rel=\"noopener\">Jak utworzy\u0107 tabel\u0119 dwukierunkow\u0105 w R<\/a><br \/> <a href=\"https:\/\/statorials.org\" target=\"_blank\" rel=\"noopener\">Jak przekonwertowa\u0107 tablic\u0119 na macierz w R<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/przekonwertuj-ramke-danych-tabeli-na-r\/\" target=\"_blank\" rel=\"noopener\">Jak przekonwertowa\u0107 tabel\u0119 na ramk\u0119 danych w R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Domy\u015blnie funkcja table() w R tworzy tabel\u0119 warto\u015bci cz\u0119stotliwo\u015bci, ale nie uwzgl\u0119dnia cz\u0119stotliwo\u015bci warto\u015bci NA. Mo\u017cna jednak u\u017cy\u0107 nast\u0119puj\u0105cych metod, aby utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci NA: Metoda 1: Utw\u00f3rz tabel\u0119 i zawsze pokazuj liczb\u0119 warto\u015bci NA table(df$my_column, useNA = &#8221; always &#8222;) Metoda 2: Utw\u00f3rz tabel\u0119 i wy\u015bwietl tylko liczb\u0119 warto\u015bci NA, je\u015bli takie [&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-3717","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 utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci NA w R - Statology<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 tabel\u0119 w j\u0119zyku R i uwzgl\u0119dni\u0107 warto\u015bci NA, podaj\u0105c przyk\u0142ad.\" \/>\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\/r-tabela-zawiera-na\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci NA w R - Statology\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 tabel\u0119 w j\u0119zyku R i uwzgl\u0119dni\u0107 warto\u015bci NA, podaj\u0105c przyk\u0142ad.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-15T23:13:17+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\/r-tabela-zawiera-na\/\",\"url\":\"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/\",\"name\":\"Jak utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci NA w R - Statology\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-15T23:13:17+00:00\",\"dateModified\":\"2023-07-15T23:13:17+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 tabel\u0119 w j\u0119zyku R i uwzgl\u0119dni\u0107 warto\u015bci NA, podaj\u0105c przyk\u0142ad.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/r-tabela-zawiera-na\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak utworzy\u0107 tabel\u0119 i uwzgl\u0119dni\u0107 warto\u015bci na w r\"}]},{\"@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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