Introduction
Data
Kruskal-Wallis test

Aim and hypotheses
Assumptions
In R
Interpretations

Post-hoc tests

Dunn test
Pairwise Wilcoxon test

Combination of statistical results and plot
Summary
References

Introduction
In a previous article, we showed how to do an ANOVA in R to compare three or more groups.
Remember that, as for …

Co …