Question: Find the sample size necessary to estimate the mean arrival delay time for all American Airlines flights from Dallas to Sacramento to within 5 minutes

 Find the sample size necessary to estimate the mean arrival delay

Find the sample size necessary to estimate the mean arrival delay time for all American Airlines flights from Dallas to Sacramento to within 5 minutes with 95% confidence. Based on a previous study, arrival delay times have a standard deviation of 32.5 minutes. Submit

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