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Develop an approximate 99-percent confidence interval

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At a recent concert the attendance was recorded to be 36327. A random sample of 2254 of those in attendance found that the mean quantity of memorabilia purchased per person was 1.23 with a standard deviation of 0.50. Develop an approximate 99-percent confidence interval estimate for the mean number of memorabilia purchased per person.

For full marks your answer should be accurate to at least three decimal places.

Confidence interval: (0 , 0)

Reference no: EM13574538

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