If 1.61x 121 y 22 1y 22 2 4 f fXY 1x, y2 1 1.2 exp e 1
Chapter 5, Problem 5-90(choose chapter or problem)
If 1.61x 121 y 22 1y 22 2 4 f fXY 1x, y2 1 1.2 exp e 1 0.72 3 1x 12 2 determine E(X), E(Y ), V(X), V(Y ), and by reorganizing the parameters in the joint probability density function.
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