Sleeping pills are classified as a(n)
A. opiate.
B. hallucinogen.
C. barbiturate.
D. stimulant.
Answer: C
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Which of the following occurs when one object appears to be blocking another object and the viewer assumes the blocked object is farther away?
A. Convergence B. Linear perspective C. Overlap D. Texture gradient
A normal distribution has a mean of ยต = 100 with ? = 20 . If one score is randomly selected from this distribution, what is the probability that the score will have a value between X = 80 and X = 100?
a. 0.8413 c. 0.3413 b. 0.1587 d. 0.6826
A major contribution of the psychoanalytic theorists is
a. psychodrama as a therapeutic tool. b. the concept of reward and punishment. c. recognition that childhood events affect future development. d. the idea that group dynamics help therapeutically.
Thirty years after Skeels initially began his study, he found that ______
a. all the orphans he studied had returned to their former IQ levels b. none of the 13 orphans raised in adult wards were employed c. all of the 13 orphans raised in the adult wards were self-supporting d. all of the 13 orphans raised in the adult wards were still in institutions