In an application to estimate the mean number of miles that

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In an application to estimate the mean number of miles that employees commute to work roundtrip each day, the following information is given: n = 20; sample mean = 4.33; sample standard deviation of s = 3.50 miles. Assuming the parent population is normal, what is the upper limit for a 95 percent confidence interval?

Reference no: EM13619193

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