Multiple Choice
IQ scores are normally distributed with a mean of 100 and a standard deviation of 15.Based on properties of the mathematical normal curve,which one of the following statements is TRUE?
A) Approximately 90 percent of the scores fall between 85 and 115.
B) A score of 70 is equally as probable as is a score of 130.
C) There are more scores above 130 than below 85.
D) There are more scores above the mean than below the mean.
Correct Answer:
Verified
Correct Answer:
Verified
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