A sample of size n 10 is drawn from a normal population whose standard deviation is 2 5 The sample mean is x 7 92 a Construct a 95 confidence interval for b If the population were not approximately normal, would the confidence interval constructed in part (a) be valid Explain ...

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A sample of size n = 10 is drawn from a normal population whose standard deviation is

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A sample of size n = 10 is drawn from a normal population whose standard deviation is σ = 2.5. The sample mean is x̄ = 7.92.

a. Construct a 95% confidence interval for μ.

b. If the population were not approximately normal, would the confidence interval constructed in part

(a) be valid?

Explain.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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Question Posted: May 07, 2024 04:02 AM

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A sample of size n = 10 is drawn from a normal population whose standard deviation is

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Elementary Statistics

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