You want to set up a test for the following hypotheses: H 0 : > .4

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You want to set up a test for the following hypotheses: H₀: π > .4 H_a: π < .4 You will have a random sample of 200 population members to make your decision.

a. Suppose the sample proportion turns out to be .365. Compute the sample test statistic, z stat.

b. Using a significance level of .05, show the critical zscore (z_c ) for the test and report your decision.

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Understanding Business Statistics

ISBN: 978-1118145258

1st edition

Authors: Stacey Jones, Tim Bergquist, Ned Freed

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Question Posted: Jul 16, 2015 05:21 PM

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You want to set up a test for the following hypotheses: H 0 : > .4

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Understanding Business Statistics

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