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The number of times a batter gets to bat in a game follows a binomial distribution NA BIN(6, 0.8). Given the number of times at

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The number of times a batter gets to bat in a game follows a binomial distribution NA BIN(6, 0.8). Given the number of times at bat, n, that the batter has, the number of hits he gets conditionally follows a binomial distribution, X | n ~ BIN(n, 0.3). (a) Find E(X). (b) Find Var(X). (c) Find E(x2)

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