{"id":1137,"date":"2023-07-27T13:14:18","date_gmt":"2023-07-27T13:14:18","guid":{"rendered":"https:\/\/statorials.org\/it\/spiaggia-a-r\/"},"modified":"2023-07-27T13:14:18","modified_gmt":"2023-07-27T13:14:18","slug":"spiaggia-a-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/it\/spiaggia-a-r\/","title":{"rendered":"Come trovare l&#39;intervallo in r (con esempi)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>L&#8217;intervallo<\/strong> \u00e8 la differenza tra il valore pi\u00f9 grande e quello pi\u00f9 piccolo in un set di dati.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Possiamo usare la seguente sintassi per trovare l&#8217;intervallo di un set di dati in R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>data &lt;- c(1, 3, NA, 5, 16, 18, 22, 25, 29)\n\n<span style=\"color: #008080;\">#calculate range<\/span>\nmax(data, na. <span style=\"color: #3366ff;\">rm<\/span> = <span style=\"color: #008000;\">TRUE<\/span> ) - min(data, na. <span style=\"color: #3366ff;\">rm<\/span> = <span style=\"color: #008000;\">TRUE<\/span> )\n\n[1] 28<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">E possiamo usare la funzione <strong>range()<\/strong> in base R per visualizzare i valori pi\u00f9 piccoli e pi\u00f9 grandi nel set di dati:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>data &lt;- c(1, 3, NA, 5, 16, 18, 22, 25, 29)\n\n<span style=\"color: #008080;\">#calculate range values<\/span>\nrange(data, na. <span style=\"color: #3366ff;\">rm<\/span> = <span style=\"color: #008000;\">TRUE<\/span> )\n\n[1] 1 29<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Questo tutorial mostra diversi esempi di calcolo dell&#8217;intervallo di set di dati in R.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Correlato:<\/strong> Misure di dispersione in statistica<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Esempio 1: calcolare l&#8217;intervallo di una singola variabile<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come calcolare l&#8217;intervallo di una singola variabile in R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (x=c(1, 3, NA, 5, 16, 18, 22, 25),\n                 y=c(NA, 4, 8, 9, 14, 23, 29, 31),\n                 z=c(2, NA, 9, 4, 13, 17, 22, 24))\n\n<span style=\"color: #008080;\">#find range of variable <em>x<\/em> in the data frame\n<\/span>max(df$x, na. <span style=\"color: #3366ff;\">rm<\/span> = <span style=\"color: #008000;\">TRUE<\/span> ) - min(df$x, na. <span style=\"color: #3366ff;\">rm<\/span> = <span style=\"color: #008000;\">TRUE<\/span> )\n\n[1] 24<\/strong><\/pre>\n<h2> <span style=\"color: #000000;\"><strong>Esempio 2: calcolare l&#8217;intervallo di pi\u00f9 variabili<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come calcolare l&#8217;intervallo di pi\u00f9 variabili in R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (x=c(1, 3, NA, 5, 16, 18, 22, 25),\n                 y=c(NA, 4, 8, 9, 14, 23, 29, 31),\n                 z=c(2, NA, 9, 4, 13, 17, 22, 24))\n\n<span style=\"color: #008080;\">#find range of variable <em>x<\/em> and <em>y<\/em> in the data frame\n<\/span>sapply(df[c(' <span style=\"color: #008000;\">x<\/span> ',' <span style=\"color: #008000;\">y<\/span> ')], <span style=\"color: #3366ff;\">function<\/span> (df) max(df, na.rm= <span style=\"color: #008000;\">TRUE<\/span> ) - min(df, na.rm= <span style=\"color: #008000;\">TRUE<\/span> ))\n\n xy\n24 27 \n\n<span style=\"color: #008080;\">#find range of all variables in the data frame\n<\/span>sapply(df, <span style=\"color: #3366ff;\">function<\/span> (df) max(df, na.rm= <span style=\"color: #008000;\">TRUE<\/span> ) - min(df, na.rm= <span style=\"color: #008000;\">TRUE<\/span> ))\n\n X Y Z\n24 27 22 \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Una guida per apply(), lapply() <strong>,<\/strong> <a href=\"https:\/\/statorials.org\/it\/una-guida-per-applicare-lapply-sapply-e-tapply-in-r\/\" target=\"_blank\" rel=\"noopener noreferrer\">sapply() e tapply() in R<\/a><\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Esempio 3: calcolare l&#8217;intervallo dell&#8217;intero frame di dati<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come calcolare l&#8217;intervallo di tutti i valori in un frame di dati:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame<\/span>\ndf &lt;- data.frame(x=c(1, 3, NA, 5, 16, 18, 22, 25),\n                 y=c(NA, 4, 8, 9, 14, 23, 29, 31),\n                 z=c(2, NA, 9, 4, 13, 17, 22, 24))\n\n<span style=\"color: #008080;\">#find range of all values in entire data frame\n<\/span>max(df, na.rm= <span style=\"color: #008000;\">TRUE<\/span> ) - min(df, na.rm= <span style=\"color: #008000;\">TRUE<\/span> )\n\n[1] 30<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">In questo esempio l&#8217;intervallo dell&#8217;intero blocco dati risulta essere 31 \u2013 1 = <strong>30<\/strong> .<\/span><\/p>\n<h2> <strong>Risorse addizionali<\/strong><\/h2>\n<p> <span style=\"color: #000000;\">I seguenti tutorial spiegano come eseguire altre attivit\u00e0 comuni in R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/it\/intervallo-interquartile-in-r\/\" target=\"_blank\" rel=\"noopener\">Come calcolare l&#8217;intervallo interquartile in R<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/deviazione-standard-in-r\/\" target=\"_blank\" rel=\"noopener\">Come calcolare la deviazione standard in R<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/percentili-in-r\/\" target=\"_blank\" rel=\"noopener\">Come calcolare i percentili in R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&#8217;intervallo \u00e8 la differenza tra il valore pi\u00f9 grande e quello pi\u00f9 piccolo in un set di dati. Possiamo usare la seguente sintassi per trovare l&#8217;intervallo di un set di dati in R: data &lt;- c(1, 3, NA, 5, 16, 18, 22, 25, 29) #calculate range max(data, na. rm = TRUE ) &#8211; min(data, na. [&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>Come trovare l&#039;intervallo in R (con esempi) \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"Questo tutorial spiega come calcolare l&#039;intervallo in R, con diversi esempi.\" \/>\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\/it\/spiaggia-a-r\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Come trovare l&#039;intervallo in R (con esempi) \u2013 Statorials\" \/>\n<meta property=\"og:description\" content=\"Questo tutorial spiega come calcolare l&#039;intervallo in R, con diversi esempi.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/it\/spiaggia-a-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-27T13:14:18+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/it\/spiaggia-a-r\/\",\"url\":\"https:\/\/statorials.org\/it\/spiaggia-a-r\/\",\"name\":\"Come trovare l&#39;intervallo in R (con esempi) \u2013 Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/it\/#website\"},\"datePublished\":\"2023-07-27T13:14:18+00:00\",\"dateModified\":\"2023-07-27T13:14:18+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\"},\"description\":\"Questo tutorial spiega come calcolare l&#39;intervallo in R, con diversi esempi.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/it\/spiaggia-a-r\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/it\/spiaggia-a-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/it\/spiaggia-a-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Casa\",\"item\":\"https:\/\/statorials.org\/it\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Come trovare l&#39;intervallo in r (con esempi)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/it\/#website\",\"url\":\"https:\/\/statorials.org\/it\/\",\"name\":\"Statorials\",\"description\":\"La tua guida all&#039;alfabetizzazione statistica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/it\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"it-IT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Ciao, sono Benjamin, un professore di statistica in pensione diventato insegnante dedicato di Statorials. 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