Question: Let X = (Xi,X2) be a bivariate random vector with pdf (a) Find the marginal pdf of X x and X 2. (b) Calculate

Let X = (Xi,X2) ’ be a bivariate random vector with pdf

fx(x) = 1 43 [(x,-2) +(x3) (x - 2)(x2 - - 3)1}.

(a) Find the marginal pdf of X x and X 2.

(b) Calculate E ( X x), E ( X 2) cov(A").

fx(x) = 1 43 [(x,-2) +(x3) (x - 2)(x2 - - 3)1}.

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