From 68b965e72dbdf5fd7fdc4fc46cb9710ae8bbeb49 Mon Sep 17 00:00:00 2001 From: Hadley Wickham Date: Sun, 18 Apr 2021 08:51:14 -0500 Subject: [PATCH] Add clarifying word Fixes #938 --- data-visualize.Rmd | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/data-visualize.Rmd b/data-visualize.Rmd index dd20078..0c0dd54 100644 --- a/data-visualize.Rmd +++ b/data-visualize.Rmd @@ -771,7 +771,7 @@ ggplot(data = mpg) + geom_point(mapping = aes(x = displ, y = hwy)) ``` -The values of `hwy` and `displ` are rounded so the points appear on a grid and many points overlap each other. +The underlying values of `hwy` and `displ` are rounded so the points appear on a grid and many points overlap each other. This problem is known as **overplotting**. This arrangement makes it hard to see where the mass of the data is. Are the data points spread equally throughout the graph, or is there one special combination of `hwy` and `displ` that contains 109 values?