![4 ways to visualize the density of bivariate data](https://blogs.sas.com/content/iml/files/2019/09/DensityPlot1-640x336.png)
In a scatter plot that displays many points, it can be important to visualize the density of the points. Scatter plots (indeed, all plots that show individual markers) can suffer from overplotting, which means that the graph does not indicate how many observations are at a specific (x, y) location.