= Homework: Sec 7.2 Question 8, 7.2.23-T HW Score: 55%, 10.45 of 19 Part 2 of 3 points x Points: 0 of 1 Sav Find the critical value(s) and rejection region(s) for the type of z-test with level of significance a. Include a graph wi Question list K your answer. Two-tailed test, a = 0.08 Question 2 The critical value(s) is/are z = - 1.75, 1.75 (Round to two decimal places as needed. Use a comma to separate answers as needed.) Question 3 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Round to two decimal places as needed.) Question 4 O A. The rejection regions are z O B. The rejection region is z Question 6 Question 7 X Question 8Hw Score: 56.05%, 10.65 of 19 (c3; points 0 Points: 0 of 1 Question 9, 7.2.25 Homework: Sec 7.2 pan 2 of 4 _ _ State whether the standardized test statistic 2 indicates that Q Question IISt I6 you should reject the null hypothesis. (3) z = 1.926 Q _ (b) Z = 2.006 0 Question 4 (c) 2: - 1.749 I3 (d) Z = - 2.208 2 0 Question 5 (4" 720: 71.960 d ' 20:1.960 A) 0 Question 6 ' ' ' ' ' " Fail to reject H0 because z> 1.960. _ Reject HD because - 1.960 1.960. 7.x Question 8 (b) For 2 = 2.006, should you reject or fail to reject the null hypothesis? 0 Question 9 O A. Fail to reject H0 because z> 1.960. O B. Reject Ho because - 1.960 1.960. 0 Question 10 O D. Fail to reject H0 because - 1.960 1250; (x = 0.05; o = 213.54. Sample statistics: )_(= 1276.14, n = 250 0 Question 4 Identify the null and alternative hypotheses. Choose the correct answer below. 0 Question 5 H02p>1250 HO:p.S1276.14 Ha:ps1250 Ha:p>1276.14 0 Question 6 Ho:p21250 Ho:p>1276.14 Ha:p1250 X/J Question 8 Calculate the standardized test statistic. The standardized test statistic is D. (Round to two decimal places as needed.) "4 Question 9 0 Question 10 Homework: Sec 7.2 Question 11, 7.2.29-T HW Score: 57.81%, 10.98 of 19 Part 2 of 4 points O Points: 0 of 1 Save Test the claim about the population mean, u, at the given level of significance using the given sample statistics. Question list K Claim: u # 6000; a = 0.08; o = 373. Sample statistics: x = 6100, n = 31 Question 8 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: H 2 6000 O B. Ho: H # 6000 Question 9 Ha: H# 6000 Ha: H 2 6000 C. Ho: H= 6000 O D. Ho: H # 6000 Question 10 Ha: H # 6000 Ha: H = 6000 O E. Ho: H # 6000 OF. Ho: HS 6000 Ha: H S 6000 Ha: H #6000 O Question 11 Calculate the standardized test statistic. The standardized test statistic is. O Question 12 (Round to two decimal places as needed.) O Question 13 O Question 14