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The Cubs and Blue Jays play in the World Series where the first team to win 4 games is declared the overall winner. Suppose that the Cubs are stronger than the Blue Jays, and the Cubs win each game with probability 0.6, independently of the outcomes of the other games.
(a) Find the probability, fori= 4,5,6,7, that the Cubs win the World Series in exactly i games.
(b) What is the probability that the Cubs would win in a 2-out-of-3 series instead
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