Humans can detect differences in the frequencies of sounds as small as:
a. 25 Hz
b. 10 Hz
c. 2 Hz
d. 0.1 Hz
C
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Dr. Hunter is studying personality. He decides that he will classify his subjects into varying levels of intensity on personality traits, based on how far they statistically fall above the average score of a "normal person." He is using a __________ approach.
A. categorical B. dimensional C. prototypal D. discrimination
If the items on a survey do a good job measuring the behavior you are interested in, then the survey has good ______.
A. external validity B. internal validity C. construct validity D. external veracity
The primary tasks or general goals of the therapeutic process include all of the following EXCEPT that of
a. making a diagnosis about the type of problem involved. b. comparing the cost effectiveness of various treatment possibilities. c. proposing a probable etiology for the condition in question. d. making a prognosis, or an estimate, of the course the problem will take with and without treatment.
In the visual cliff experiment conducted by Campos, the infant's ability to perceive depth was measured by __________
a) an increase in heart rate. b) the infant's eye movements. c) the infant's arm movements. d) the infant's vocalizations.