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IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. A sample of n people will be selected at
IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. A sample ofn people will be selected at random.
Find the smallest sample size n that would guarantee at least a 95% chance that the mean IQ of the sample is within 8 points of the population mean.
Round your answer up to the next largest whole number.
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