IQ scores are normally distributed with a population mean of 100 and a population standard deviation of
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Question:
IQ scores are normally distributed with a population mean of 100 and a population standard deviation of 15. What is a z-score for someone that scores 110?
based on your z-score , is having a 110IQ and extremely unlikely outcome? Why or why not?
what percentage of all people have an IQ of less than 110?
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