Question: (b) Let X and Y have joint probability density function (2y) * e- 3y y > 0 and x = 0, 1, 2, ... f

(b) Let X and Y have joint probability density function (2y) * e- 3y y > 0 and x = 0, 1, 2, ... f ( x, y ) = O elsewhere. Find: (i) P (X = 0) ; (ii) P (Y > 2) ; and (iii) P (X = x) for all x. ( c) Let Y have probability density function

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