Question

1. Let (X; Y ) be a continuous random vector with joint probability density function fX;Y...

1. Let (X; Y ) be a continuous random vector with joint probability density function
fX;Y (x, y) =
k(x + y^2) if 0 < x < 1 and 0 < y < 1
0 otherwise.
Find the following:
I: The expectation of XY , E(XY ).

J: The covariance of X and Y , Cov(X; Y ).

Math   Statistics-And-Probability   
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