Exercise

Pairwise comparisons

Finally, let us look at pairwise comparisons for the simple effects. You can do this with the Tukey post-hoc test: TukeyHSD(anova_object).

Instructions

100 XP

Run a TukeyHSD() test on aov_ab_1.
Run a TukeyHSD() test on aov_ab_2.

Take Hint (-30 XP)