3. The scores on the Wechsler Adult Intelligence Scale are approximately Normal with mean 100 and standard deviation 15. The proportion of adults with scores above 100 is closest to a. 0.50. b. 0.66. c. 0.82, d. 0.99.

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3. The scores on the Wechsler Adult Intelligence Scale are approximately Normal with
mean 100 and standard deviation 15. The proportion of adults with scores above 100 is
closest to
a. 0.50.
b. 0.66.
c. 0.82.
d. 0.99.
Transcribed Image Text:3. The scores on the Wechsler Adult Intelligence Scale are approximately Normal with mean 100 and standard deviation 15. The proportion of adults with scores above 100 is closest to a. 0.50. b. 0.66. c. 0.82. d. 0.99.
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