QUESTION 4 Suppose the continuous random variables X and Y have the joint density function x, y = [0, 1] 4xy 10 otherwise Suppose the expected values of X and Y are E(X) = E(Y) = 3. Find the covariance of X and Y. f(x, y) = Round to 4 decimal places if needed.

Q: (a) fxy(x, y) = (b) fyx (x, y) =

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