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Math · Statistics And Probability
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Question 4 (15 points): Mixed Questions (a) (5 Pts.) The random variable X is exponentially distributed with parameter X, which is uniformly distributed between 1 and 2. Determine EX (b) (5 Pts.) If the correlation between X and Y is pxy, express the correlation between aX + b and Y in terms of P&Y (c) (5 Pts.) The joint distribution for X and Y is given by f(x, y) ke+ for X, Y >0 Determine EX3Y].

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