# Question

Multiple choice questions:

9. The value of 1 – β gives the

a. Probability of committing a Type I error

b. Probability of committing a Type II error

c. Power of the test

10. A two-tailed test is a test with

a. Two rejection regions

b. Two non-rejection regions

c. Two test statistics

11. A one-tailed test

a. Has one rejection region

b. Has one non-rejection region

c. Both a and b

12. The smallest level of significance at which a null hypothesis is rejected is called

a. α

b. p-value

c. β

13. The sign in the alternative hypothesis in a two-tailed test is always

a. <

b. >

c. ≠

14. The sign in the alternative hypothesis in a left-tailed test is always

a. <

b. >

c. ≠

15. The sign in the alternative hypothesis in a right-tailed test is always

a. <

b. >

c. ≠

9. The value of 1 – β gives the

a. Probability of committing a Type I error

b. Probability of committing a Type II error

c. Power of the test

10. A two-tailed test is a test with

a. Two rejection regions

b. Two non-rejection regions

c. Two test statistics

11. A one-tailed test

a. Has one rejection region

b. Has one non-rejection region

c. Both a and b

12. The smallest level of significance at which a null hypothesis is rejected is called

a. α

b. p-value

c. β

13. The sign in the alternative hypothesis in a two-tailed test is always

a. <

b. >

c. ≠

14. The sign in the alternative hypothesis in a left-tailed test is always

a. <

b. >

c. ≠

15. The sign in the alternative hypothesis in a right-tailed test is always

a. <

b. >

c. ≠

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