Does the similarity of IQ scores between monozygotic twins remain the same or change as they age?
a. The correlation between their scores remains constant throughout life.
b. The correlation between their scores is highest in the preschool ages.
c. The correlation between their scores is highest in the elementary school age.
d. The correlation between their scores increases as the twins grow older.
d
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In an experiment, researchers exposed half of the participants to loud noise during a memory-encoding task. The room was quiet for the other half of the participants. Later, all participants were given a memory test and the number of correct items recalled was obtained for each participant. The participants who encoded information in the noisy room constitute the:
A) independent variable. B) dependent variable. C) experimental group. D) control group.
Lori spends most of her time with a group of friends who share her lack of interest in school and in her interest in using recreational drugs. In social psychological terms, Lori’s group of friends would be called her ____
a. ?in-group b. ?out-group c. ?comrades d. ?cult
While on a field trip to a hospital, you overhear a conversation focused on the results of diagnostic tests. There was frequent use of the words alpha, theta, and beta. You conclude that the topic of the conversation was a(n)
a) angiogram. b) electroencephalogram. c) positron emission tomography scan. d) computerized axial tomography scan.
You are standing and a friend directly to your left yells loudly. Which of the following would occur?
A. The sound would be more intense in your right compared to left ear. B. The sound would reach your left ear roughly 0.5 milliseconds before your right ear. C. The sound would reach both ears at roughly the same time, since it is loud. D. The sound would be equally intense in both ears because it is loud.