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A confidence interval was used to estimate the proportion of statistics students that are female. A random sample of 72 statistics students generated the following

A confidence interval was used to estimate the proportion of statistics students that are female. A random sample of 72 statistics students generated the following 90% confidence interval: (0.438, 0.642). Using the information above, what size sample would be necessary if we wanted to estimate the true proportion to within 0.08 using 95% confidence?

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