Solution-Confidence interval for the average number

Confidence interval for the average number

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A sample of 35 different payroll departments found that employees worked an average of 240.6 days a year. If the population standard deviation is 18.8 days, find the 90% confidence interval for the average number of days worked by all employees who are paid through payroll departments.

Reference no: EM131098024

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Confidence interval for the average number

Reference no: EM131098024

Reference no: EM131098024

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