Hue refers to the
a. basic color categories.
b. pureness of color.
c. amplitude of light.
d. perception of meaningful patterns.
ANSWER: a
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Regarding emotional expressions, which statement is FALSE?
A) Congenitally blind people exhibit deficits in emotional expression. B) Newborn infants exposed to a bitter taste make a face of disgust. C) People are quite accurate at judging the emotional expressions of members of other cultures. D) Preliterate cultures are just as accurate at gauging emotional expression as are literate cultures.
Approximately how many self-help groups are currently operating in the United States?
a) 500,000 b) 1 million c) 6 million d) 12 million
Piaget believed that the best way to study intelligence in children involved
A) IQ testing. B) measuring the sizes of their heads. C) analyzing their errors. D) phrenology.
________ refers to the ability of an instrument or tool to accurately measure what it is supposed to measure.
A. generalizability B. operational definition C. reliability D. validity