Question: 4.24 Referring to the random variables whose joint probability distribution is given in Exercise 3.39 on page 125, (a) find E(X2Y 2XY ); (b)

4.24 Referring to the random variables whose joint probability distribution is given in Exercise 3.39 on page 125,

(a) find E(X2Y − 2XY );

(b) find μX − μY.

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