Which of the following is not a term researchers use to describe an experimental design using
random assignment to groups?
A) independent groups design B) within-subjects design
C) randomized groups design D) between-subjects design
B
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Caleb is four months old. If he is like others his age, when he grasps a rattle, he will grasp it with a. his fingers and thumb
b. his thumb only. c. his fingers only. d. one finger from each hand.
In the analysis of variance, MSGroups measures how different group means are, and MSerror measures variability within each group. If the null hypothesis were false, what would we expect to find?
a. That MSgroups and MSerror would be roughly equal. b. That MSgroups would be larger than MSerror. c. That MSerror is larger than MSgroups. d. That MSerror is close to zero.
Carl Rogers and Abraham Maslow are most closely associated with:
a. behavioral psychology b. psychoanalysis c. humanism d. structuralism
In 1993, the Environmental Protection Agency declared that
A. sidestream smoke is lower in nitrosamines. B. secondhand smoke is a known carcinogen that increases lung cancer risk. C. smoking would be banned in all federal facilities. D. cigarette smoking might be a cause of heart disease.