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OpenStudy (anonymous):
Assume that adults have IQ scores that are normally distributed with a mean of 105 and a standard deviation of 15. a. Find the percentage of adults that have an IQ between 95 and 115. b. Find the percentage of adults that have an IQ exceeding 119. Determine the quartiles for adult IQ's. d. Obtain the 95th percentile for the IQ of adults.
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OpenStudy (anonymous):
well just use z score
OpenStudy (anonymous):
|dw:1383474410092:dw| you have everything
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