Question: For positive constants and, a pair of random variables has a joint PDF specified by . Fx, y (x, y) = abe-(ax = by) u

For positive constants and, a pair of random variables has a joint PDF specified by .
Fx, y (x, y) = abe-(ax = by) u (x) u (y)
(a) Find the joint CDF, Fx, y (x, y).
(b) Find the marginal PDFs, fx (x) and fy (y).
(c) Find Pr (X > Y).
(d) Find Pr (X > Y2).

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