7. In a a test of hypothesis the probability of making a Type II error is 0.25.

Question

7. In a a test of hypothesis the probability of making a Type II error is 0.25. The power of this test is:

a. 0.25

b. 0.75

c. 1

d. 0

e. none of the above

12. With all else held constant, performing multiple comparisons without choosing an adjustment method results in:

a. Inflated Type I error

b. Inflated Type II error

c. Both of the above

d. Greater power

16. In a certain test of hypothesis the critical t value is 2.07. Under this condition the null hypothesis would be rejected for all except the following observed t values (i.e. find the observed t value at which null hypothesis cannot be rejected):

a. 1.01

b. 10.01

c. 100.01

d. 1000.01

e. none of the above

8. All of the following are steps in a test of hypothesis except:

a. specify the level of significance

b. form the null and alternative hypotheses

c. calculate observed value of the test statistic

d. all of the above are steps in a test of hypothesis

e. none of the above are steps in a test of hypothesis

9. When a judge sends an innocent person to jail he is making a:

a. Type I error

b. Type II error

c. Type III error

d. Type IV error

e. none of the above

Explanation / Answer

7 ) b . 0.75

8) d. all of the above are steps in a test of hypothesis

9) a. Type I error

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