Show transcribed image text An employment information service claims the mean annual pay for full-time male workers over age 25 without a high school diploma is $22,325. The annual pay for a random sample of 10 full-time male workers over age 25 without a high school diploma is listed. At α= 0.10, test the claim that the mean salary is $22,325. Assume the population is normally distributed. 20,656 21,136 22,351 21,395 22,979 16,910 19,157 23,194 24,181 26,287 (a) Write the claim mathematically and identify Ho and Ha Which of the following correctly states Ho and Ha? ○ A. Hope 22,325 ○ B. Ho:p222325 Ha : μ 22,325 C. Ho : μ 22.325 Ha : μ 22,325 F. Ho : μ #22,325 Ha : μ 22,325 Ha : μ 22,325 E. (b) Find the critical value(s) and identify the rejection region(s). What is(are) the critical value(s), to? (Use a comma to separate answers as needed. Round to three decimal places as needed.) Which of the following graphs best depicts the rejection region for this problem? OA. (c) Find the standardized test statistic. | | (Round to two decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis. 0 A. O B. ° C. 0 D. Fail to reject Ho because the test statistic is in the rejection region Fail to reject Ho because the test statistic is not in the rejection region. Reject Ho because the test statistic is not in the rejection region. Reject Ho because the test statistic is in the rejection region. (e) Interpret the decision in the context of the original claim. 0 A. There is not sufficient evidence to reject the claim that the mean salary is $22,325 0 B. There is not sufficient evidence to reject the claim that the mean salary is not $22,325. ° C. There is sufficient evidence to reject the claim that the mean salary is not $22.325 0 D. There is sufficient evidence to reject the claim that the mean salary is $22,325
An employment information service claims the mean annual pay for full-time male workers over age 25 without a high school diploma is $22,325. The annual pay for a random sample of 10 full-time male workers over age 25 without a high school diploma is listed. At α= 0.10, test the claim that the mean salary is $22,325. Assume the population is normally distributed. 20,656 21,136 22,351 21,395 22,979 16,910 19,157 23,194 24,181 26,287 (a) Write the claim mathematically and identify Ho and Ha Which of the following correctly states Ho and Ha? ○ A. Hope 22,325 ○ B. Ho:p222325 Ha : μ 22,325 C. Ho : μ 22.325 Ha : μ 22,325 F. Ho : μ #22,325 Ha : μ 22,325 Ha : μ 22,325 E. (b) Find the critical value(s) and identify the rejection region(s). What is(are) the critical value(s), to? (Use a comma to separate answers as needed. Round to three decimal places as needed.) Which of the following graphs best depicts the rejection region for this problem? OA. (c) Find the standardized test statistic. | | (Round to two decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis. 0 A. O B. ° C. 0 D. Fail to reject Ho because the test statistic is in the rejection region Fail to reject Ho because the test statistic is not in the rejection region. Reject Ho because the test statistic is not in the rejection region. Reject Ho because the test statistic is in the rejection region. (e) Interpret the decision in the context of the original claim. 0 A. There is not sufficient evidence to reject the claim that the mean salary is $22,325 0 B. There is not sufficient evidence to reject the claim that the mean salary is not $22,325. ° C. There is sufficient evidence to reject the claim that the mean salary is not $22.325 0 D. There is sufficient evidence to reject the claim that the mean salary is $22,325
