Let x1, x2, x3, x4 be independent standard normal random variables. Show that , , are...

Question

Question

Let x₁, x₂, x₃, x₄ be independent standard normal random variables. Show that

(x1 - r2) , $\frac{(x_3-\frac{(x_1+x_2)}{2})^2}{3/2}$ , $\frac{(x_4-\frac{(x_1+x_2+x_3)}{3})^2}{4/3}$

are independent and each follows a $\chi _1^2$ distribution

Answer 1

Answer #1

3 N (o·リ By additive propo 千 B additive pro 141 ~N (0,%) 군

Answer 2

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