In the United States, what percentage of infants is born earlier than 32 weeks of gestation?
A) less than 1%
B) 2%
C) 5%
D) more than 10%
B) 2%
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What evidence shows that an IQ test is "biased" against members of some group?
a. Members of that group believe the test is biased against them b. All the authors of the test were members of some other group. c. Members of that group have lower IQ scores, on average, than other groups do. d. Members of that group succeed in school better than their scores predict.
The tendency to perceive properties of an object as remaining the same despite changes in its retinal image is called
a. gestalt organization. b. perceptual constancy. c. habituation. d. perceptual stability. e. closure.
Stimulant medications work by ____
a. paradoxically slowing kids down b. altering neurotransmitter activity in the frontostriatal region of the brain (stimulating areas that are underaroused) c. enhancing mood, which in turn enhances self-esteem and behavioral control d. "convincing" parents and teachers that the medications are working, even when they're not (placebo effect)
One of the strongest cultural determinants of health beliefs and behaviors (e. g. eating) is:
a. sex c. gender b. ethnicity d. religion