Among his motivations for the development of the Wechsler scales of intelligence, was David Wechsler's belief that
a. one underlying mental ability was solely responsible for the concept of intelligence.
b. a single intelligence score was the most appropriate measure of human intelligence.
c. human intelligence was significantly influenced by nonintellectual factors.
d. existing intelligence scales were adequate to measure the intelligence of all age groups.
c
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Gestalt psychology argued that perception is
a. altered by an evolutionary pressure to avoid being eaten. b. impossible to study using introspection. c. a process in which the whole is more than the sum of the parts. d. a process found in animals but not humans. e. a function of our unique streams of consciousness.
Research on __________ supports the hypothesis that personality differences are due in part to genetic differences
a) the heritability of traits b) peak experiences c) the use of defense mechanisms d) unconditional positive regard