14. Using a left-tailed test, which of the following value of z will not fall in the rejection region where the critical value is - 1.638? А. - 1.637 В. — 1.639 С. - 1.641 D. - 1.706

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Statistics and Probability. Choose the letter of the correct answer.

14. Using a left-tailed test, which of the following value of z will not fall in the rejection region
where the critical value is - 1.638?
А.
- 1.637
В. — 1.639
C. - 1.641
D. - 1.706
15. If the computed z-value is 1.915 and the critical value is 1.812, which of the following
statements could be true?
A. It lies in the rejection region, H. must be rejected.
B. It lies in the rejection region, hence we fail to rejectH..
C. It lies in the non-rejection region, H, must be rejected.
D. It lies in the non-rejection region, hence we fail to rejectHo-
Transcribed Image Text:14. Using a left-tailed test, which of the following value of z will not fall in the rejection region where the critical value is - 1.638? А. - 1.637 В. — 1.639 C. - 1.641 D. - 1.706 15. If the computed z-value is 1.915 and the critical value is 1.812, which of the following statements could be true? A. It lies in the rejection region, H. must be rejected. B. It lies in the rejection region, hence we fail to rejectH.. C. It lies in the non-rejection region, H, must be rejected. D. It lies in the non-rejection region, hence we fail to rejectHo-
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