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A fashion designer wants to know how many new dress women buy each year. A sample of 1272 women was taken to study their purchasing
A fashion designer wants to know how many new dress women buy each year. A sample of 1272 women was taken to study their purchasing habits. Construct the 99% confidence interval for the mean number of dresses purchased each year if the sample mean was found to be 5.8. Assume that the population standard deviation is 1.9 Round your answer to 1 decimal place.
Lower end point:______________ Upper endpoint: _____________
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