please help me! 4. Let Xi and X2 be two independent standard normal random variables Define...

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4. Let Xi and X2 be two independent standard normal random variables Define two new random variables as follows: Yǐ = X1 +X2 and Y2 = X1 +ßX2. Y t ß but it is known that Cor(Y,Y)-0. Find ou are not given the const an (i) The density of Y2 . (ii) Cov(X2, Y2). (your answers shouldnt involve β)

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math Statistics-And-Probability

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Criven that X NIo2 NO) Nour wu Krour that1 2 Xi ex ane indupenoint then 2-2 using this hsult ne wll ind

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