4. Suppose random variables X; ~ N(Hi, o?), for i = 1,...,n, and X1,..., Xn are mutually independent. Let Y = (X,-)² pg. 1 of 2 47 (1) Find the PDF of Y. (2) Find the moment generating function of Y.

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4. Suppose random variables X; ~ N(i, o?), for i = 1,... ,
Let Y =L-1
n, and X1, ... , Xn are mutually independent.
(X;-µ;)²
i-D1
%3D
pg. 1 of 2
(1) Find the PDF of Y.
(2) Find the moment generating function of Y.
Transcribed Image Text:4. Suppose random variables X; ~ N(i, o?), for i = 1,... , Let Y =L-1 n, and X1, ... , Xn are mutually independent. (X;-µ;)² i-D1 %3D pg. 1 of 2 (1) Find the PDF of Y. (2) Find the moment generating function of Y.
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