Given the following hypotheses: H0: 20 H1: < 20 A random sample of five resulted

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Given the following hypotheses:

H0: µ ≥20

H1: µ < 20

A random sample of five resulted in the following values: 18, 15, 12, 19, and 21. Assume a normal population. Using the .01 significance level, can we conclude the population mean is less than 20?

a. State the decision rule.

b. Compute the value of the test statistic.

c. What is your decision regarding the null hypothesis?

d. Estimate the p-value.

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Statistical Techniques in Business and Economics

ISBN: 978-0078020520

16th edition

Authors: Douglas Lind, William Marchal

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Question Posted: Dec 10, 2014 07:39 AM

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Given the following hypotheses: H0: 20 H1: < 20 A random sample of five resulted

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Statistical Techniques in Business and Economics

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