# Question: Multiple choice questions 9 The value of 1 gives

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. ≠

## Answer to relevant Questions

Briefly explain the meaning of independent and dependent samples. Give one example of each. A local college cafeteria has a self-service soft ice cream machine. The cafeteria provides bowls that can hold up to 16 ounces of ice cream. The food service manager is interested in comparing the average amount of ice ...The following information was obtained from two independent samples selected from two populations with unknown but equal standard deviations. n1 = 55 1 = 90.740 s1 = 11.60 n2 = 50 2 = 86.30 s1 = 10.25 a. What is the point ...The standard recommendation for automobile oil changes is once every 3000 miles. A local mechanic is interested in determining whether people who drive more expensive cars are more likely to follow the recommendation. ...Assuming that the two populations are normally distributed with unequal and unknown population standard deviations, construct a 95% confidence interval for µ1 – µ2 for the following. n1 = 14 1 = 109.43 s1 = 2.26 n2 = 15 ...Post your question