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) Suppose Y1 and Y2 are random variables of the discrete type which have the joint...

) Suppose Y1 and Y2 are random variables of the discrete type which have the joint pmf p(y1, y2) = (y1 + 2y2)/18,(y1, y2) = (1, 1),(1, 2),(2, 1),(2, 2), zero elsewhere. Compute E(3Y1 − 2Y2) and P(Y1 = 1|Y2 > 1) .

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