{"id":8445,"date":"2019-01-16T07:58:07","date_gmt":"2019-01-16T05:58:07","guid":{"rendered":"https:\/\/www.datanovia.com\/en\/?p=8445"},"modified":"2019-12-25T10:50:18","modified_gmt":"2019-12-25T08:50:18","slug":"how-to-plot-one-variable-against-multiple-others","status":"publish","type":"post","link":"https:\/\/www.datanovia.com\/en\/blog\/how-to-plot-one-variable-against-multiple-others\/","title":{"rendered":"How to Plot One Variable against Multiple Others"},"content":{"rendered":"<div id=\"rdoc\">\n<p>This article shows how to visualize one numeric variable against multiple others.<\/p>\n<div id=\"prerequisites\" class=\"section level2\">\n<h2>Prerequisites<\/h2>\n<p>Load required R package and set the default theme to <code>theme_bw()<\/code> :<\/p>\n<pre class=\"r\"><code>library(tidyverse)\r\ntheme_set(\r\n  theme_bw() +\r\n    theme(legend.position = \"top\")\r\n  )<\/code><\/pre>\n<\/div>\n<div id=\"data-preparation\" class=\"section level2\">\n<h2>Data preparation<\/h2>\n<ul>\n<li>Demo data:<\/li>\n<\/ul>\n<pre class=\"r\"><code>head(iris, 3)<\/code><\/pre>\n<pre><code>##   Sepal.Length Sepal.Width Petal.Length Petal.Width Species\r\n## 1          5.1         3.5          1.4         0.2  setosa\r\n## 2          4.9         3.0          1.4         0.2  setosa\r\n## 3          4.7         3.2          1.3         0.2  setosa<\/code><\/pre>\n<ul>\n<li>Gather all variables into key-value pairs, except your variables of interest:<\/li>\n<\/ul>\n<pre class=\"r\"><code>iris.gathered &lt;- iris %&gt;%\r\n  as_data_frame() %&gt;%\r\n  gather(key = \"variable\", value = \"value\",\r\n         -Sepal.Length, -Species)\r\n\r\nhead(iris.gathered, 3)<\/code><\/pre>\n<pre><code>## # A tibble: 3 x 4\r\n##   Sepal.Length Species variable    value\r\n##          &lt;dbl&gt; &lt;fct&gt;   &lt;chr&gt;       &lt;dbl&gt;\r\n## 1          5.1 setosa  Sepal.Width   3.5\r\n## 2          4.9 setosa  Sepal.Width   3  \r\n## 3          4.7 setosa  Sepal.Width   3.2<\/code><\/pre>\n<\/div>\n<div id=\"visualization\" class=\"section level2\">\n<h2>Visualization<\/h2>\n<p>Plot the variable Sepal.Length against the other variables:<\/p>\n<pre class=\"r\"><code>ggplot(iris.gathered, aes(x = value, y = Sepal.Length)) +\r\n  geom_point(aes(color = Species)) +\r\n  facet_wrap(~variable)+\r\n  scale_color_viridis_d()<\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/dn-tutorials\/r-tutorial\/figures\/plot-one-variable-against-multiples-others-scatter-plot-1.png\" width=\"576\" \/><\/p>\n<\/div>\n<\/div>\n<p><!--end rdoc--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This article shows how to visualize one numeric variable against multiple others. Prerequisites Load required R package and set the default theme to theme_bw() : library(tidyverse) theme_set( theme_bw() + theme(legend.position [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8446,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rating_form_position":"","rating_results_position":"","mr_structured_data_type":"","footnotes":""},"categories":[124],"tags":[131],"class_list":["post-8445","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ggplot2","tag-ggplot2-faq"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Plot One Variable against Multiple Others - Datanovia<\/title>\n<meta name=\"description\" content=\"This article shows how to visualize one numeric variable against multiple others.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.datanovia.com\/en\/blog\/how-to-plot-one-variable-against-multiple-others\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Plot One Variable against Multiple Others - 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