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Assume that adults have IQ scores that are normally distributed with a mean of 102.7 and a standard deviation 24.7. Find the first quartile Upper

Assume that adults have IQ scores that are normally distributed with a mean of 102.7 and a standard deviation 24.7. Find the first quartile Upper Q 1 which is the IQ score separating the bottom25% from the top75%. (Hint: Draw agraph.)

The first quartile is

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