Compare all pairs of means for the blue jeans exercise of Chapter 4. Use the following methods:

(a) Scheffe's method, a = 0.01,

(b) the LSD method, a = 0.01,

(c) the Bonferroni method, a = 0.012,

(d) Thkey's HSD method, a = 0.01,

(e) the Newman-Keuls method, a = 0.01.