Exercise

Tukey test for the easy driving simulator

In the previous exercise, you did a pairwise comparison for ab_1 with the help of the Tukey post-hoc test. Based on the output, how many of the mean differences in terms of number of errors are significant?

Note that aov_ab_1 is still loaded in your workspace. You can get the output back by copying the command from the previous exercise.

Instructions

50 XP

Possible answers