Refer to Exercise 13 in Section 9.1. a. Use the Bonferroni method to determine which pairs of

Question:

Refer to Exercise 13 in Section 9.1.
a. Use the Bonferroni method to determine which pairs of means, if any, are different at the 5% level.
b. Use the Tukey-Kramer method to determine which pairs of means, if any, are different at the 5% level.
c. Which is the more powerful method to find all the pairs of treatments whose means are different, the Bonferroni method or the Tukey-Kramer method?