Which of the following researchers proposed that perceptual speed is a type of intelligence distinct from other types of intelligence?
a. Charles Spearman
b. Howard Gardner
c. Robert Sternberg
d. L.L. Thurstone
D
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Skinner believed that respondent behavior:
a. produces a change in the organism's environment. b. must occur before reinforcement can occur. c. is emitted in the absence of a stimulus. d. does not account for all human behavior.
According to research, prejudice became worse when schools were first integrated due to all of the following factors EXCEPT for the
a. unequal-status contact among students. b. creation of mutual interdependence. c. competitive nature of the schools. d. minority children entering these schools less prepared than the children already attending these schools.
Positron emission tomography (PET) scans a. expose the participant to X-rays
b. expose the participant to strong magnets. c. utilize detectors of radioactive tracers. d. require the participant to wear a helmet containing sensors.
Current theory and research on ADHD indicates that:
a) The lateral area of the prefrontal cortex is the most significant area of the brain involved in ADHD. b) Significant reductions in volume of the cerebrum and cerebellum are potentially involved. c) Delays of up to 7 years in the maturation of the cortex have been related to ADHD. d) ADHD may be due to an excess of dopamine.