Question: The joint distribution of the random variable pair ( X , Y ) is the following: f ( x , y ) = c x

The joint distribution of the random variable pair (X,Y) is the following:

f(x,y)=cxy1.

when 1x2 and 1y2 and 0 otherwise.

a) Determine the constant c and the marginal distributions of the random variables X and Y.

b) Are the random variables X and Y independent?

c) Determine the conditional distribution XY=1 and the conditional expectation E(XY=1).

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