A personnel manager is estimating the total number of person-days lost to unexcused absences by hourly workers
Question:
a. Find a point estimate of and a 95 percent confidence interval for the total number of unexcused absences by hourly workers in the last year.
b. Can the personnel manager be 95 percent confident that more than 2,500 person-days were lost to unexcused absences last year? Can the manager be 95 percent confident that more than 3,000 person-days were lost to unexcused absences last year? Explain.
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Related Book For
Business Statistics In Practice
ISBN: 9780073401836
6th Edition
Authors: Bruce Bowerman, Richard O'Connell
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