Question: Discrete random variables X and Y, whose values are positive integers, have the joint probability mass function: p(x, y) = 2^(x y) A. Determine the

Discrete random variables X and Y, whose values are positive integers, have the joint probability mass function:

p(x, y) = 2^(x y)

A. Determine the marginal probability mass functions p(x) and p(y).

B. Are X and Y independent?

C. Determine E[X], E[Y], and E[XY].

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