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Determine the sample size needed to construct a 90% confidence interval to estimate the average GPA for the student population at a college with a

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Determine the sample size needed to construct a 90% confidence interval to estimate the average GPA for the student population at a college with a margin of error equal to 03 Assume the standard deviation of the GPA for the student population is 25 The sample size needed is (Round up to the nearest Integer)

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