{"id":2003,"date":"2023-07-24T03:18:25","date_gmt":"2023-07-24T03:18:25","guid":{"rendered":"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/"},"modified":"2023-07-24T03:18:25","modified_gmt":"2023-07-24T03:18:25","slug":"ggplot-duas-linhas","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/","title":{"rendered":"Como tra\u00e7ar duas linhas em ggplot2 (com exemplos)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para tra\u00e7ar duas linhas em um gr\u00e1fico usando <a href=\"https:\/\/ggplot2.tidyverse.org\/\" target=\"_blank\" rel=\"noopener\">ggplot2<\/a> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>ggplot(df, <span style=\"color: #3366ff;\">aes<\/span> (x = x_variable)) + \n  geom_line( <span style=\"color: #3366ff;\">aes<\/span> (y=line1, color=' <span style=\"color: #ff0000;\">line1<\/span> ')) + \n  geom_line( <span style=\"color: #3366ff;\">aes<\/span> (y=line2, color=' <span style=\"color: #ff0000;\">line2<\/span> '))\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 1: Gr\u00e1fico b\u00e1sico com duas linhas em ggplot2<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que temos 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> (day = c(1, 2, 3, 4, 5, 6, 7, 8, 9, 10),\n                 sales = c(8, 8, 7, 6, 7, 8, 9, 12, 14, 18),\n                 customers = c(4, 6, 6, 4, 6, 7, 8, 9, 12, 13))\n\n<span style=\"color: #008080;\">#view first six rows of data frame\n<\/span>head(df)\n\n  day sales customers\n1 1 8 4\n2 2 8 6\n3 3 7 6\n4 4 6 4\n5 5 7 6\n6 6 8 7<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar um gr\u00e1fico b\u00e1sico em ggplot2 com duas linhas para representar o total de vendas e clientes durante este per\u00edodo de 10 dias:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #993300;\">library<\/span> (ggplot2)\n<\/span>\n#create plot with two lines\n<\/span>ggplot(df, <span style=\"color: #3366ff;\">aes<\/span> (x = day)) + \n  geom_line( <span style=\"color: #3366ff;\">aes<\/span> (y=sales, color=' <span style=\"color: #ff0000;\">sales<\/span> ')) + \n  geom_line( <span style=\"color: #3366ff;\">aes<\/span> (y=customers, color=' <span style=\"color: #ff0000;\">customers<\/span> '))\n<\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-18832 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/deuxlignes1.png\" alt=\"\" width=\"459\" height=\"471\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">O eixo x exibe o dia e o eixo y exibe as vendas e os valores do cliente em cada dia.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 2: Gr\u00e1fico personalizado com duas linhas em ggplot2<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como criar o mesmo gr\u00e1fico do exemplo anterior com t\u00edtulo, r\u00f3tulos, cores, espessura de linha e tema personalizados:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #000000;\"><span style=\"color: #993300;\">library<\/span> (ggplot2)\n\nggplot(df, <span style=\"color: #3366ff;\">aes<\/span> (x = day)) + \n  geom_line( <span style=\"color: #3366ff;\">aes<\/span> (y=sales, color=' <span style=\"color: #ff0000;\">sales<\/span> '), lwd= <span style=\"color: #008000;\">2<\/span> ) + \n  geom_line( <span style=\"color: #3366ff;\">aes<\/span> (y = customers, color = ' <span style=\"color: #ff0000;\">customers<\/span> '), lwd= <span style=\"color: #008000;\">2<\/span> ) +\n  scale_color_manual(' <span style=\"color: #ff0000;\">Metric<\/span> ', values=c(' <span style=\"color: #ff0000;\">red<\/span> ', ' <span style=\"color: #ff0000;\">steelblue<\/span> ')) +\n  labs(title = ' <span style=\"color: #ff0000;\">Sales &amp; Customers by Day<\/span> ', x = ' <span style=\"color: #ff0000;\">Day<\/span> ', y = ' <span style=\"color: #ff0000;\">Amount<\/span> ') +\n  theme_minimal()\n<\/span><\/strong><\/span><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-18833\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/deuxlignes2.png\" alt=\"Tra\u00e7ando duas linhas no ggplot2\" width=\"483\" height=\"487\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Observe que escolhemos usar <strong>theme_minimal()<\/strong> para este gr\u00e1fico, mas h\u00e1 uma variedade de temas que voc\u00ea pode usar em seu gr\u00e1fico.<\/span> <span style=\"color: #000000;\">Consulte <a href=\"https:\/\/statorials.org\/pt\/melhores-temas-ggplot2\/\" target=\"_blank\" rel=\"noopener\">este guia<\/a> para obter uma lista completa dos temas do ggplot2.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como executar outras fun\u00e7\u00f5es comuns de plotagem com linhas no ggplot2:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/alterar-o-titulo-da-legenda-ggplot2\/\" target=\"_blank\" rel=\"noopener\">Como alterar o t\u00edtulo da legenda no ggplot2<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/linha-horizontal-ggplot\/\" target=\"_blank\" rel=\"noopener\">Como adicionar uma linha horizontal a um gr\u00e1fico usando ggplot2<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/espessura-da-linha-ggplot\/\" target=\"_blank\" rel=\"noopener\">Como ajustar a espessura da linha no ggplot2<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para tra\u00e7ar duas linhas em um gr\u00e1fico usando ggplot2 : ggplot(df, aes (x = x_variable)) + geom_line( aes (y=line1, color=&#8217; line1 &#8216;)) + geom_line( aes (y=line2, color=&#8217; line2 &#8216;)) Os exemplos a seguir mostram como usar essa sintaxe na pr\u00e1tica. Exemplo 1: Gr\u00e1fico b\u00e1sico com duas linhas em [&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-2003","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 tra\u00e7ar duas linhas em ggplot2 (com exemplos) \u2013 Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como plotar duas linhas no 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\/ggplot-duas-linhas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como tra\u00e7ar duas linhas em ggplot2 (com exemplos) \u2013 Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como plotar duas linhas no ggplot2, com v\u00e1rios exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-24T03:18:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/deuxlignes1.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=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/\",\"url\":\"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/\",\"name\":\"Como tra\u00e7ar duas linhas em ggplot2 (com exemplos) \u2013 Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-24T03:18:25+00:00\",\"dateModified\":\"2023-07-24T03:18:25+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como plotar duas linhas no ggplot2, com v\u00e1rios exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/ggplot-duas-linhas\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como tra\u00e7ar duas linhas em 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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