![Comparing two groups? Two tips that make a difference Radar chart of word categories used in debates](https://blogs.sas.com/content/iml/files/2013/08/debate3.jpg)
A common visualization is to compare characteristics of two groups. This article emphasizes two tips that will help make the comparison clear. First, consider graphing the differences between the groups. Second, in any plot that has a categorical axis, sort the categories by a meaningful quantity. This article is motivated