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Suppose X is a random variable with mass density function p(k) = ak-1b for k = 1, 2, 3, .... 9 (a) If P(X 2

Suppose X is a random variable with mass density function p(k) = ak-1b for k = 1, 2, 3, .... 9 (a) If P(X 2 3) = 16 find the value of a and of b. 2k-1 (b) Suppose you will win dollars if X = k. Without using a calculator, find your expected winnings

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