The development of gonads into a male or female pattern depends on:
a. Whether the gonads have been exposed to estrogen
b. Whether the fetus has a single X chromosome or not
c. The chromosomal sex
d. The presence of the SRY gene on the X chromosome
C
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When a deviation IQ score is converted into a percentile score, it indicates
a. percentage of cases scoring at a lower level. b. percentage of cases scoring at a higher level. c. percentage of the time one can be expected to score at a similar level if the test is taken again. d. that the original score deviated too much from the average to be reliable.
Which of the following is demonstrating extinction of an operant response?
a. Ginny, who learns to dress herself when her mother reinforces her for accomplishing each small step in the process b. Ron, who receives praise every time he puts his schoolbooks away c. Hermione, who eventually stops raising her hand when Professor Snape fails to call on her d. Harry, who learns secret routes that provide an escape from the Dark Forest when he is under attack e. Malfoy, who leaves school two days early at Christmas break to avoid the rush of holiday traffic
Joseph is a hardheaded scientist who puts high value on objective investigation and the clear definition of terms. The model of psychopathology he is most likely to value is ____
a. humanistic b. psychoanalytical c. behavioral d. existential
Which technique provides useful information when there are small changes from one treatment condition to another, when simulations are used or when a placebo is used?
a. random selection b. random assignment c. no-treatment controls d. manipulation checks