Amitp3854 Amitp3854

16-05-2023
Mathematics

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suppose y ∼ normal(0, σ^2) with unkown variance σ^2. (a) find the distribution of Q(Y, σ) = Y^2/σ^2 . is Q a pivotal quantity? (b) Use Q to find an 86% confidence interval for σ^2

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