![Find the center of each cell in a mosaic plot](https://blogs.sas.com/content/iml/files/2019/07/mosaicanno3-640x336.png)
I recently showed how to create an annotation data set that will overlay cell counts or percentages on a mosaic plot. A mosaic plot is a visual representation of a cross-tabulation of observed frequencies for two categorical variables. The mosaic plot with cell counts is shown to the right. The