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SAT scores are distributed with a mean of LED and a standard deviation of son. You are interested in estimating the average SAT score ofrst

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SAT scores are distributed with a mean of LED and a standard deviation of son. You are interested in estimating the average SAT score ofrst year students at your college. If you would like to limit the margin of error of your 95% confidence interval to 25 points, how many students should you sample

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