![The diffogram and other graphs for multiple comparisons of means Diffogram for multiple comparisons of means in SAS](https://blogs.sas.com/content/iml/files/2017/10/diffogram2-480x336.png)
In a previous article, I discussed the lines plot for multiple comparisons of means. Another graph that is frequently used for multiple comparisons is the diffogram, which indicates whether the pairwise differences between means of groups are statistically significant. This article discusses how to interpret a diffogram. Two related plots