In examining behavioral, experiential, and personality differences in subjects participating in quasi-experiments with nonmanipulated independent variables,
the __________ refers to the case when researchers examine whether differences in a variable at one point in time relate to differences in other variables at a later time.
a. prospective approach
b. retrospective approach
c. confounded approach
d. true experimental approach
Question 2
Dr. Rasmussen is conducting a quasi-experimental investigation with a nonmanipulated independent variable.
To form two groups, she takes test scores from the pretest and assigns those subjects who score at the middle of the distribution and higher to one group, while those who score below the middle score of the distribution to the other group. This technique of forming groups is referred to as the
a. random assignment method.
b. extreme-groups method.
c. regression method.
d. median-split method.
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