Question: Find the sample size necessary to estimate the mean number
Find the sample size necessary to estimate the mean number of aggravated assaults on all college campuses so that there is 95% confidence that the sample mean is in error by no more than 2. Assume that a pilot study suggests that the numbers of aggravated assaults at all colleges have a standard deviation of 5.8.
6 4 2 7 2 12
6 4 2 7 2 12
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