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StatisticsSTATISTICS F/BUSINESS+ECONOMICS-TEXTconsider the following hypothesis test: H 0 : μ ≥ 20 H a : μ < 20 A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2. a. Compute the value of the test statistic. b. What is the p -value? c. Using α = .05, what is your conclusion? d. What is the rejection rule using the critical value? What is your conclusion?BuyFind*arrow_forward*

13th Edition

Anderson

Publisher: CENGAGE L

ISBN: 9781305881884

Chapter 9.3, Problem 9E

Textbook Problem

consider the following hypothesis test:

*H*_{0}: *μ* ≥ 20

*H*_{a}: *μ* < 20

A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2.

- a. Compute the value of the test statistic.
- b. What is the
*p*-value? - c. Using
*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

Show all chapter solutions

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