A test is made of H0 5 versus H1 5 A sample of size n 87 is drawn, and x 4 5 The population standard deviation is 25 a Compute the value of the test statistic z b Is H0 rejected at the 0 05 level c Is H0 rejected at the 0 01 level ...

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A test is made of H0: = 5 versus H1: < 5. A sample of

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A test is made of H0: μ = 5 versus H1: μ < 5.

A sample of size n = 87 is drawn, and x̄ = 4.5. The population standard deviation is σ = 25.

a. Compute the value of the test statistic z.

b. Is H0 rejected at the α = 0.05 level?

c. Is H0 rejected at the α = 0.01 level?

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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Question Posted: May 07, 2024 12:03 PM

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A test is made of H0: = 5 versus H1: < 5. A sample of

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Elementary Statistics

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