How large an srs of scores must you choose

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Reference no: EM13201806

Suppose that scores of men aged 21 to 25 years on the quantitative part of the National Assessment of Educational Progress (NAEP) test follow a normal distribution with standard deviation s = 60. You want to estimate the mean score within 10 points with 90% confidence. How large an SRS of scores must you choose?

Reference no: EM13201806

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