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Suppose that X and Y have a continuous joint distribution for which the joint p.d.f. is as follows: 12y, OSysx51 f ( x, y )

Suppose that X and Y have a continuous joint distribution for which the joint p.d.f. is as follows: 12y, OSysx51 f ( x, y ) = 0, otherwise. Find the values of E(XY), Var (X), Var (Y) and Cov(X, Y)

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