Question: The population refers to___________we are studying. Question 21Answer a. data from a few subjects b. a general class of subjects c. randomly selected subject d.

The population refers to___________we are studying. Question 21Answer a. data from a few subjects b. a general class of subjects c. randomly selected subject d. selective subjectWhich of the following refers to test-retest? Question 22Answer a. The two slightly different versions of the same test. b. Two different raters evaluate the same subjects on the same variable. c. The subject is given the same test twice to see if he/she scores consistently. d. It looks at the different parts of a test and makes sure that each part is really measuring the same thing as the other parts of the test

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