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24-10-2022
Mathematics

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The graphs depict IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15 (as on the Wechsler IQ test).
a.find the Z score. Write that answer to the 2nd decimal place.
b. solve for x

The graphs depict IQ scores of adults and those scores are normally distributed with a mean of 100 and a standard deviation of 15 as on the Wechsler IQ test afi class=

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