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Consider the following hypothesis test:Ho: 40Ha: < 40A sample of 49 provides a sample mean of 38 ...

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Consider the following hypothesis test:Ho: 40Ha: < 40A sample of 49 provides a sample mean of 38 ...

Consider the following hypothesis test:

H_o: μ 40
H_a: μ< 40

A sample of 49 provides a sample mean of 38 and a sample standard deviation of 7.

a.	Determine the standard error of the mean.
b.	Compute the value of the test statistic.
c.	Determine the p-value; and at 95% confidence, test the above hypotheses.

Textbook

Essentials of Statistics for Business and Economics

Edition: 7^th

Authors: Anderson, Sweeney, Williams, Camm, Cochran

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