Solved

The Intelligence Quotient (IQ) Test Scores for Adults Are Normally

Question 98

Multiple Choice

The Intelligence Quotient (IQ) test scores for adults are normally distributed with a mean of 100 and a standard deviation of 15. What is the probability we could select a sample of 50 adults and find that the mean of this sample is between 98 and 103?


A) 0.3264
B) 0.9428
C) 0.4702
D) 0.7471

Correct Answer:

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