NUMBAT OER - Open Educational Resources

A scatter plot is the appropriate graph to show the relationship between two variables.

Example scatter plot
Figure 1. Example of a scatter plot, in this case indicating the relationship between species richness and wildlife reseve area
(Source: Brashares, JS, Arcese, P and Sam, MK (2001) Human geography and reserve size predict wildlife extinction in West Africa. Proceedings of the Royal Society of London, Series B 268, 2473-8.)