NUMBAT OER - Open Educational Resources

Since this is a nonparametric test, an box plot is an appropriate presentation of the data.

Example box plot
Figure 1. Example box plot of data from the example study. Sample 14 (ewe 945) is shown as an outlier
(Source: Ruckstuhl, KE and Festa-Bianchet, M (1998) Do reproductive status and lamb gender affect the foraging behaviour of bighorn ewes? Ethology 104 941-54.)