IQ Scores Are Assumed to Be Normally Distributed with a Mean

question 164

Short Answer

IQ scores are assumed to be normally distributed with a mean $\mu = 100$ and standard deviation $\sigma = 15$ . Use either Simpson's Rule or the Midpoint Rule to approximate the probability that a person selected at random from the general population will have an IQ score
(a) between 70 and 130.(b) over 130.

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