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p2.
• 1. In a classical card game, we get 5 cards from a deck • of 52. Find the probabilities of:• (a) 1-pair• (b) 2-pair• (c) 3-of-a-kind • (d) full house• (e) 4-of-a-kind• (f) a straight• (g) a flush (but not flush straight)• (h) a flush straight• (i) nothing
p3.
• 2. In a bridge game, North and South have total 7 cards• of spades (out of 13 spade cards). Find the probabilities• of (x, y)’s in the following questions where West holds • x cards of spades and East y cards of spades?
• (a)Pr((x,y) is (0, 6) or (6, 0))• (b)Pr((x,y) is (1, 5) or (5, 1))• (c)Pr((x,y) is (2, 4) or (4, 2))• (d)Pr((x,y) is (3, 3))
p4.
• 3. From a faculty of six professors, six associate professors, ten assistant professors, and twelve instructors, a committee of size six is formed randomly. What is the probability that there is at least one person from each rank on the committee?
(See hint at #21, p.73 in the text.)