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Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15. Find the IQ score separating the top 37% from the others. Answer in one decimal place.
11 years ago

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Steve
you can do lots of Z table stuff here:

http://davidmlane.com/hyperstat/z_table.html
11 years ago
Kuai
X = 100 + 15(.33) = 105.0
11 years ago

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