Problem 4) For the following random variable X. (0 Fx (x) = { 0.4 0.8 1 x<-3 -3≤x<5 50}. c) Find E[XB].

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Q: Problem 4) For the following random variable X [0 F₁(x)= 0.4 0.8 |1 a) Find the variance of the X.…

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Q: Problem 2) For the following random variable X. x 0}. c) Find E[X|B]. d) Find Var[X|B].

A: Farmula used  V(X)=E(X2)-(E(X))2

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Q: le covariance is an unbiased estimator of Cov(X₁, Y₁). equality X₁ X = (Xi − µ) — (X − µμ). - - - om…

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A: @solution::::

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