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Suppose Y 1 and Y 2 are continuous random variables with joint probability density function f (y 1 , y 2 ) = 6(1 y

Suppose Y1 and Y2 are continuous random variables with joint probability density function f (y1, y2) = 6(1 y2), 0 y1 y2 1. Find (a) E(Y1 | Y2 = y2) and (b) E(Y1) using the result of (a). Ans. (a) y2/2 (b) E(Y1) = 1/4

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