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In: Statistics and Probability

   3. (i) Find the probability P(0<X1<1/3 , 0<X2<1/3) where X1, X2 have the joint pdf...

  

3. (i) Find the probability P(0<X1<1/3 , 0<X2<1/3) where X1, X2 have the joint pdf

                   f(x1, x2) = 4x1(1-x2) ,     0<x1<1 0<x2<1

                                      0,                  otherwise

(ii) For the same joint pdf, calculate E(X1X2) and E(X1 + X2)

(iii) Calculate Var(X1X2)

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