An experimental finding that is easily demonstrated in the laboratory but not in the real world suffers from a problem with __________ validity
a. internal
b. external
c. construct
d. statistical
b
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Ling is able to understand detailed arguments about the existence of God, and provide logical counterarguments. Which of Piaget's stages has Ling reached?
a. sensorimotor period of development b. preoperational period of development c. formal operational period of development d. concrete operational period of development
The antidepressant medication lithium is also referred to as a mood stabilizer because it
A. increases the availability of both dopamine and norepinephrine in the brain. B. is less toxic than the SSRI medications. C. helps to prevent manic episodes. D. increases thyroid functioning, which results in improved mood stabilization.
Steve and Judy are chronic users of hallucinogens. They experience a recurrence of aspects of their drug experience without having taken the drug again in a phenomenon known as
a) flashback. b) intoxication. c) time distortion. d) retroactive psychedelia.
Which theory holds that pitch perception is correlated with the part of the basilar membrane showing a peak response?
A. Place theory B. Temporal theory C. Peak pitch theory D. Basilar frequency theory