A simple random sample of size 18 has mean x = 71.32 and standard deviation s =

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A simple random sample of size 18 has mean x̄ = 71.32 and standard deviation s = 15.78. The population is approximately normally distributed. Construct a 95% confidence interval for the population mean.

In Exercises 5–12, state which type of parameter is to be estimated, then construct the confidence interval.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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Question Posted: May 07, 2024 12:02 PM

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A simple random sample of size 18 has mean x = 71.32 and standard deviation s =

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Elementary Statistics

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