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Confidence interval estimate for the mean spending

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Reference no: EM132166969

A marketing researcher wants to estimate the mean amount spent? ($) on a certain retail website by members of the? website's premium program. A random sample of 98 members of the? website's premium program who recently made a purchase on the website yielded a mean of $1700 and a standard deviation of $350.

Construct a 99?% confidence interval estimate for the mean spending for all shoppers who are members of the? website's premium program.

Reference no: EM132166969

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