Suppose you want to construct a 98% confidence interval for the mean amount spent on entertainment by first-year university students. If the margin of error is not more than $2.00 and the population standard deviation is $30, determine the least sample size required to construct the confidence interval.

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The Answer of Suppose you want to construct a 98% confidence interval for the mean amount spent on entertainment by first-year university students. If the margin of error is not more than $2.00 and the population standard deviation is $30, determine the least sample size required to construct the confidence interval.

Suppose You Want to Construct a 98% Confidence Interval for the Mean