Maurice Tutor

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    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 12 Oct 2017 My Price 4.00

confidence interval

Use the answers from Exercise 8.41 to find a

a 95% confidence interval for σ.

b 95% upper confidence limit for σ.

c 95% lower confidence limit for σ.

Exercise 8.41

Suppose that Y is normally distributed with mean 0 and unknown variance σ2. Then Y2/σ2  has a χ2 distribution with 1 df. Use the pivotal quantity Y2/σ2 to find a

a 95% confidence interval for σ2.

b 95% upper confidence limit for σ2.

c 95% lower confidence limit for σ2.

Answers

Maurice Tutor
(5)
Status NEW Posted 12 Oct 2017 12:10 PM My Price 4.00

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