Monthly Income of D.C. Workers A survey of 15 randomly selected employed people in Washington, D.C. found that the mean monthly income was $6200. The standard deviation for the sample is $750. Find the 99% confidence interval for the mean monthly income of the workers in Washington, D.C. Round intermediate calculations to three decimal places, and

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Monthly Income of D.C. Workers A survey of 15 randomly selected employed people in Washington, D.C. found that the mean monthly income was $6200. The standard deviation for the sample is $750. Find the 99% confidence interval for the mean monthly income of the workers in Washington, D.C. Round intermediate calculations to three decimal places, and final answers to the nearest whole number.

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