If a researcher randomly assigns subjects to two groups at the beginning of an experiment, we can assume that at that point
a. The groups will have similar numbers of males and females.
b. The two groups will be similar with respect to IQ.
c. The two groups will be approximately equal in size.
d. all of these answers are correct
D
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The reason it may be difficult to remember how many rows of stars appear on the United States flag is most likely due to
a. the limits of our visual system. b. sensory adaptation. c. the fact that we pay little attention to such details. d. habituation. e. sensory interference.
During the middle school years, which of the following occur?
a) Children spend significantly more and more time with their parents. b) Parents still remain the major influence in their children's lives. c) Siblings have very little important influence, neither good nor bad, on children. d) Peer relationships are more influential than family relationships.