{"id":678,"date":"2023-07-29T03:04:14","date_gmt":"2023-07-29T03:04:14","guid":{"rendered":"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/"},"modified":"2023-07-29T03:04:14","modified_gmt":"2023-07-29T03:04:14","slug":"histograma-de-frequencia-relativa-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/","title":{"rendered":"Como criar um histograma de frequ\u00eancia relativa em r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Um <a href=\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-1\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>histograma de frequ\u00eancia relativa<\/strong><\/a> \u00e9 um gr\u00e1fico que exibe as frequ\u00eancias relativas dos valores em um conjunto de dados.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Este tutorial explica como criar um histograma de frequ\u00eancia relativa em R usando a fun\u00e7\u00e3o <strong>lattice<\/strong> <strong>histogram()<\/strong> , que usa a seguinte sintaxe:<\/span><\/p>\n<p> <strong><span style=\"color: #000000;\">histograma (x, tipo)<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Ouro:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>x:<\/strong> dados<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>type:<\/strong> tipo de histograma de frequ\u00eancia relativa que voc\u00ea deseja criar; as op\u00e7\u00f5es incluem porcentagem, contagem e densidade.<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>Histograma padr\u00e3o<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Primeiro, carregue o pacote <strong>lattice<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong>library(lattice)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Por padr\u00e3o, este pacote cria um histograma de frequ\u00eancia relativa com <strong>porcentagem<\/strong> ao longo do eixo y:<\/span> <\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data<\/span>\ndata &lt;- c(0, 0, 2, 3, 4, 4, 5, 6, 7, 12, 12, 14)\n\n<span style=\"color: #008080;\">#create relative frequency histogram<\/span>\nhistogram(data)<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-6532 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/relfreqr1.png\" alt=\"Histograma de frequ\u00eancia relativa em R\" width=\"424\" height=\"414\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Editando o histograma<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Podemos modificar o histograma para incluir um t\u00edtulo, diferentes r\u00f3tulos de eixo e uma cor diferente usando os seguintes argumentos:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>principal:<\/strong> o t\u00edtulo<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>xlab:<\/strong> r\u00f3tulo do eixo x<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>ylab:<\/strong> o r\u00f3tulo do eixo y<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>col:<\/strong> a cor de preenchimento a ser usada no histograma<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Por exemplo:<\/span> <\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#modify the histogram<\/span>\nhistogram(data,\n          main='Points per Game by Player',\n          xlab='Points per Game',\n          col='steelblue')\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-6534 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/relfreqr2.png\" alt=\"Histograma de frequ\u00eancia relativa em R usando o pacote trellis\" width=\"423\" height=\"433\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Alterando o n\u00famero de caixas<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Podemos especificar o n\u00famero de compartimentos a serem usados no histograma usando o argumento <strong>breaks<\/strong> :<\/span> <\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#modify the number of bins<\/span>\nhistogram(data,\n          main='Points per Game by Player',\n          xlab='Points per Game',\n          col='steelblue',\n          <span style=\"color: #800080;\">breaks=15<\/span> )\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-6535 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/relfreqr3.png\" alt=\"Histograma de frequ\u00eancia relativa com compartimentos ajustados em R\" width=\"422\" height=\"435\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Quanto mais categorias voc\u00ea especificar, mais informa\u00e7\u00f5es granulares voc\u00ea poder\u00e1 obter sobre seus dados. Por outro lado, quanto menos categorias voc\u00ea especificar, mais agregados se tornar\u00e3o os dados:<\/span> <\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#modify the number of bins<\/span>\nhistogram(data,\n          main='Points per Game by Player',\n          xlab='Points per Game',\n          col='steelblue',\n          <span style=\"color: #800080;\">breaks=3<\/span> )\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-6539 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/relfreqr4.png\" alt=\"Histograma de frequ\u00eancia relativa em R\" width=\"434\" height=\"444\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\"><strong>Relacionado:<\/strong> Use <a href=\"https:\/\/statorials.org\/pt\/regra-de-sturge-1\/\" target=\"_blank\" rel=\"noopener\">a regra de Sturges<\/a> para identificar o n\u00famero ideal de grupos a serem usados em um histograma.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Um histograma de frequ\u00eancia relativa \u00e9 um gr\u00e1fico que exibe as frequ\u00eancias relativas dos valores em um conjunto de dados. Este tutorial explica como criar um histograma de frequ\u00eancia relativa em R usando a fun\u00e7\u00e3o lattice histogram() , que usa a seguinte sintaxe: histograma (x, tipo) Ouro: x: dados type: tipo de histograma de frequ\u00eancia [&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":[],"class_list":["post-678","post","type-post","status-publish","format-standard","hentry","category-guia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como criar um histograma de frequ\u00eancia relativa em R - Statorials<\/title>\n<meta name=\"description\" content=\"Uma explica\u00e7\u00e3o simples de como criar um histograma de frequ\u00eancia relativa em R, com um exemplo.\" \/>\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\/pt\/histograma-de-frequencia-relativa-r\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como criar um histograma de frequ\u00eancia relativa em R - Statorials\" \/>\n<meta property=\"og:description\" content=\"Uma explica\u00e7\u00e3o simples de como criar um histograma de frequ\u00eancia relativa em R, com um exemplo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-29T03:04:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/relfreqr1.png\" \/>\n<meta name=\"author\" content=\"Dr. benjamim anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. benjamim anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/\",\"url\":\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/\",\"name\":\"Como criar um histograma de frequ\u00eancia relativa em R - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-29T03:04:14+00:00\",\"dateModified\":\"2023-07-29T03:04:14+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Uma explica\u00e7\u00e3o simples de como criar um histograma de frequ\u00eancia relativa em R, com um exemplo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/histograma-de-frequencia-relativa-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como criar um histograma de frequ\u00eancia relativa em r\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pt\/#website\",\"url\":\"https:\/\/statorials.org\/pt\/\",\"name\":\"Statorials\",\"description\":\"O seu guia para a literacia estat\u00edstica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pt\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\",\"name\":\"Dr. benjamim anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr. benjamim anderson\"},\"description\":\"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. 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