Question: Q.3 : Let X, Y be two random numbers with joint distribution function f (x, y) = K x for y x y

Q.3 : Let X, Y be two random numbers with joint distribution function f (x, y)  =  K x     

  for y ≤ x ≤ y + 1, 0 ≤ y ≤ 2, =    0         

otherwise.

 (a) Compute K.

 (b) Compute the m.d.f. and the expectation of X.

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