A confound provides a(n) ______.
A. method for improving a study’s internal validity
B. method for improving a study’s external validity
C. necessary effect on the dependent variable
D. alternative explanation for a study’s results
Ans: D
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For behavior therapists, distinctions between anxiety and fear
a. focus on the type of stimulus. b. determine the exposure paradigm. c. fall within subjective sensation. d. are not considered useful.
In Sperling's investigations of iconic memory, subjects in the partial report condition:
a. were asked to report only a specific portion of the display they had seen b. heard a tone that signaled which row they should report, just before the display was presented c. were asked to report as many letters as possible from the display they had seen d. typically performed much worse than subjects in the whole report condition
True brains and spinal cords occurred first in a. chordates
b. mollusca. c. crustacean. d. hemichordates.
Lewis typically administers a neuropsychological assessment that is uniquely tailored to each of his patients. Lewis does this because tailored assessments
A. provide a standardized analysis of all aspects of psychological functioning. B. are the easiest assessments performed by clinical neuropsychologists. C. focus more on a patient's specific problems. D. have strongly established norms.