From text (3rd ed in parentheses): Chapter 6, Q 13(not in 3rd), 15(13) (and in addition derive the first two moments of the distribution using properties of the gamma function), Chapter 6 Q 28(26), Q 38(36). Chapter 8 Q 26b(26b), Q 30b(30b) and Chapter 9 Q 6b,c(6b,c), Q 12(12), Q 73(70).