A simple random sample of size 16 has mean x = 4.1 and standard deviation s =

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A simple random sample of size 16 has mean x̄ = 4.1 and standard deviation s = 6.2. The population is normally distributed. Can you conclude that the population standard deviation is greater than 5? Use the α = 0.05 level of significance.

In Exercises 5–12, state which type of parameter is to be tested; then perform the hypothesis test.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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Question Posted: May 08, 2024 01:01 PM

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A simple random sample of size 16 has mean x = 4.1 and standard deviation s =

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Elementary Statistics

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