{"id":3588,"date":"2023-07-16T16:33:04","date_gmt":"2023-07-16T16:33:04","guid":{"rendered":"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/"},"modified":"2023-07-16T16:33:04","modified_gmt":"2023-07-16T16:33:04","slug":"ggplot2-escala_y_continuo","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/","title":{"rendered":"Como usar scale_y_continuous no ggplot2 (com exemplos)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a fun\u00e7\u00e3o <strong>scale_y_continuous()<\/strong> em ggplot2 para personalizar o eixo y de um determinado gr\u00e1fico.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Esta fun\u00e7\u00e3o usa a seguinte sintaxe b\u00e1sica:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>p+\n<span style=\"color: #000000;\">scale_y_continuous(breaks, n.breaks, labels, limits, ...)\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Ouro:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>breaks<\/strong> : um vetor num\u00e9rico de posi\u00e7\u00f5es para quebras no eixo y<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>n.breaks<\/strong> : um vetor inteiro especificando o n\u00famero total de quebras no eixo y<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>r\u00f3tulos<\/strong> : um vetor de caracteres de r\u00f3tulos para usar no eixo y<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>limites<\/strong> : um vetor num\u00e9rico que especifica os valores m\u00ednimo e m\u00e1ximo para o eixo y<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar esta fun\u00e7\u00e3o em diferentes cen\u00e1rios com o seguinte quadro de dados em R:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (points=c(5, 7, 12, 13, 15, 19, 22, 25),\n                 assists=c(4, 3, 2, 3, 7, 8, 5, 7))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  assist points\n1 5 4\n2 7 3\n3 12 2\n4 13 3\n5 15 7\n6 19 8\n7 22 5\n8 25 7\n<\/strong><\/pre>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo 1: Use scale_y_continuous com quebras de eixo personalizadas<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar um gr\u00e1fico de dispers\u00e3o em ggplot2 e usar <strong>scale_y_continuous()<\/strong> com o argumento <b>breaks<\/b> para especificar quebras de eixo personalizadas de 2, 5 e 8:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot with custom y-axis breaks\n<\/span>ggplot(df, aes(x=points, y=assists)) +\n  geom_point(size= <span style=\"color: #008000;\">2<\/span> ) + \n  scale_y_continuous(breaks=c(2, 5, 8))<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29604 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ylim2.jpg\" alt=\"\" width=\"484\" height=\"416\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Observe que o eixo Y cont\u00e9m apenas quebras de eixo em 2, 5 e 8, conforme especificamos usando o argumento <b>breaks<\/b> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo 2: Use scale_y_continuous com um n\u00famero personalizado de pausas<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar um gr\u00e1fico de dispers\u00e3o em ggplot2 e usar <strong>scale_y_continuous()<\/strong> com o argumento <b>n.breaks<\/b> para colocar exatamente 2 quebras de eixo no eixo y:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot with custom number of breaks on y-axis\n<\/span>ggplot(df, aes(x=points, y=assists)) +\n  geom_point(size= <span style=\"color: #008000;\">2<\/span> ) + \n  scale_y_continuous(n. <span style=\"color: #3366ff;\">breaks<\/span> = <span style=\"color: #008000;\">2<\/span> )<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29605 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ylim3.jpg\" alt=\"\" width=\"487\" height=\"415\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Observe que o eixo Y cont\u00e9m exatamente 2 quebras de eixo, conforme especificamos usando o argumento <b>n.breaks<\/b> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo 3: Use scale_y_continuous com r\u00f3tulos personalizados<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar um gr\u00e1fico de dispers\u00e3o em ggplot2 e usar <strong>scale_y_continuous()<\/strong> com o argumento <b>r\u00f3tulos<\/b> para especificar os nomes dos r\u00f3tulos a serem colocados no eixo y:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot with custom labels\n<\/span>ggplot(df, aes(x=points, y=assists)) +\n  geom_point(size= <span style=\"color: #008000;\">2<\/span> ) + \n  scale_y_continuous(breaks=c(2, 5, 8), labels=c(' <span style=\"color: #ff0000;\">two<\/span> ', ' <span style=\"color: #ff0000;\">five<\/span> ', ' <span style=\"color: #ff0000;\">eight<\/span> '))<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29606 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ylim4.jpg\" alt=\"\" width=\"479\" height=\"409\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Observe que o eixo Y cont\u00e9m 3 quebras de eixo, cada uma com r\u00f3tulos personalizados, conforme especificamos usando o argumento <b>r\u00f3tulos<\/b> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo 4: Use scale_y_continuous com limites personalizados<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar um gr\u00e1fico de dispers\u00e3o em ggplot2 e usar <strong>scale_y_continuous()<\/strong> com o argumento <strong>de limites<\/strong> para especificar limites personalizados de 0 e 20 no eixo y:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">library<\/span> (ggplot2)\n\n<span style=\"color: #008080;\">#create scatterplot with custom y-axis limits\n<\/span>ggplot(df, aes(x=points, y=assists)) +\n  geom_point(size= <span style=\"color: #008000;\">2<\/span> ) + \n  scale_y_continuous(limits=c( <span style=\"color: #008000;\">0<\/span> , <span style=\"color: #008000;\">20<\/span> ))<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-29603 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ylim1.jpg\" alt=\"\" width=\"484\" height=\"409\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Observe que o eixo y vai de 0 a 20, conforme especificamos usando o argumento <strong>limites<\/strong> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como realizar outras tarefas comuns no ggplot2:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/ggplot2-escala_x_continuo\/\" target=\"_blank\" rel=\"noopener\">Como usar scale_x_continuous no ggplot2<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/girar-rotulos-de-eixo-ggplot2\/\" target=\"_blank\" rel=\"noopener\">Como girar r\u00f3tulos de eixo no ggplot2<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/rotulos-de-legenda-do-ggplot\/\" target=\"_blank\" rel=\"noopener\">Como alterar os r\u00f3tulos das legendas no ggplot2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a fun\u00e7\u00e3o scale_y_continuous() em ggplot2 para personalizar o eixo y de um determinado gr\u00e1fico. Esta fun\u00e7\u00e3o usa a seguinte sintaxe b\u00e1sica: p+ scale_y_continuous(breaks, n.breaks, labels, limits, &#8230;) Ouro: breaks : um vetor num\u00e9rico de posi\u00e7\u00f5es para quebras no eixo y n.breaks : um vetor inteiro especificando o n\u00famero total de quebras no [&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-3588","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 usar scale_y_continuous em ggplot2 (com exemplos) \u2013 Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como usar a fun\u00e7\u00e3o scale_y_continuous em ggplot2, com v\u00e1rios exemplos.\" \/>\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\/ggplot2-escala_y_continuo\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como usar scale_y_continuous em ggplot2 (com exemplos) \u2013 Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como usar a fun\u00e7\u00e3o scale_y_continuous em ggplot2, com v\u00e1rios exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-16T16:33:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ylim2.jpg\" \/>\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=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/\",\"url\":\"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/\",\"name\":\"Como usar scale_y_continuous em ggplot2 (com exemplos) \u2013 Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-16T16:33:04+00:00\",\"dateModified\":\"2023-07-16T16:33:04+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como usar a fun\u00e7\u00e3o scale_y_continuous em ggplot2, com v\u00e1rios exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/ggplot2-escala_y_continuo\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como usar scale_y_continuous no ggplot2 (com exemplos)\"}]},{\"@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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