2. Let X,, X2, ...,X, be independent random variables. Show that X, ~N(µi, o7) ,Vi= 1, 2, ,...,n S, ~N (Σμ, Σσΐ) а.

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Important Concepts in Parametric Inferential Statistics
2. Let X,,X2, ...,X, be independent random variables. Show that
- S-N (Σμι, Σσ )
Sn -Ga(Erj, 1)
a. Xj~N(ui, of)
,Vi= 1, 2, ,...,n
b. X;~Ga(rj, 2)
,Vi= 1, 2, ,...,n
Transcribed Image Text:Important Concepts in Parametric Inferential Statistics 2. Let X,,X2, ...,X, be independent random variables. Show that - S-N (Σμι, Σσ ) Sn -Ga(Erj, 1) a. Xj~N(ui, of) ,Vi= 1, 2, ,...,n b. X;~Ga(rj, 2) ,Vi= 1, 2, ,...,n
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