Nintey-six percent of people's IQ scores fall between these two scores.
A) 80 and 100
B) 70 and 150
C) 85 and 115
D) 70 and 130

Name: Nintey-six percent of people's IQ scores fall between these two scores. A) 80 and 100 B) 70 and 150 C) 85 and 115 D) 70 and 130
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Question

Quizplus · Accepted Answer

The standard deviation for IQ scores is 15, and 96% of scores fall within two standard deviations of the mean IQ, which is set at 100. Therefore, two standard deviations in either direction (30 points) from 100 gives a range from 70 to 130.

Nintey-Six Percent of People's IQ Scores Fall Between These Two