For four independent groups, assume that you plan to do all pairwise comparisons of the means and you want FWE to be .05. Further assume that n1 = n2 = n3 = n4 = n5 = 10 X¯ 1 = 20, X¯ 2 = 12, s 2

1 = 5, s 2

2 = 6, s 2

3 = 4, s 2

4 = 10, and s 2

5 = 15.

Test H0 : μ1 = μ2 using Dunnett’s T3.