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A person must score in the upper 2% of the population on an IQ test to...

A person must score in the upper 2% of the population on an IQ test to qualify for membership in the international high-IQ society called Mensa. If IQ scores are normally distributed with a mean of 100 and a standard deviation of 15, a. What IQ score must a person have to qualify for Mensa? b. What is the probability of a person’s IQ being between 80 and 110?

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