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Confidence interval estimate of the mean amount

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Reference no: EM131963980

A survey conducted by the American Automobile Association showed that a family of four spends an average of $215.60 per day while on vacation. Suppose a sample of 36 families of four vacationing at Niagara Falls resulted in a sample mean of $218.90 per day and a sample standard deviation of $73.50. Develop a 95% confidence interval estimate of the mean amount spent per day by a family of four visiting Niagara Falls (to 2 decimals).

Reference no: EM131963980

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