Question: Question 5*: The joint probability function of (X, Y), Ma, y) = P(X = LY = y), is a. Find the mean and variance of

 Question 5*: The joint probability function of (X, Y), Ma", y)

Question 5*: The joint probability function of (X, Y), Ma", y) = P(X = LY = y), is a. Find the mean and variance of X. h. Find the mean and variance of Y. c. Find the correlation of X and Y. d. Let W = 4X Y. Find the mean and variance of W. e. Let U = X 1". Find the mean and variance of U

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