Math

StatisticsSTATISTICS F/BUSINESS+ECONOMICS-TEXTConsider the following hypothesis test: H 0 : μ = 18 H a : μ ≠ 18 A sample of 48 provided a sample mean x ¯ = 17 and a sample standard deviation s = 4.5. a. Compute the value of the test statistic. b. Use the t distribution table (Table 2 in Appendix B) to compute a range for the p -value. c. At α = .05, what is your conclusion? d. What is the rejection rule using the critical value? What is your conclusion?BuyFind*launch*

13th Edition

Anderson

Publisher: CENGAGE L

ISBN: 9781305881884

Chapter 9.4, Problem 24E

Textbook Problem

Consider the following hypothesis test:

*H*_{0}: *μ* = 18

*H*_{a}: *μ* ≠ 18

A sample of 48 provided a sample mean
*=* 17 and a sample standard deviation *s* = 4.5.

- a. Compute the value of the test statistic.
- b. Use the
*t*distribution table (Table 2 in Appendix B) to compute a range for the*p*-value. - c. At
*α =*.05, what is your conclusion? - d. What is the rejection rule using the critical value? What is your conclusion?

STATISTICS F/BUSINESS+ECONOMICS-TEXT

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