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Given the following PMF: Px(k) = LA LT 18 12 0 for k = 1 for k = 2 for k = 3 for

Given the following PMF: Px(k) = LA LT 18 12 0 for k = 1 for k = 2 for k = 3 for k = 4 otherwise (a) Find and plot the CDF. (b) Find Var(X) (c) Let Y = 2/X. Find E[Y]

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