A sample of 33 airline passengers found that the average check- in time is 2.167. Based on
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A sample of 33 airline passengers found that the average check- in time is 2.167. Based on long term data, the population standard deviation is known to be 0.48. Find a 95% confidence interval for the mean check in time. Use the appropriate formula and verify your result using the Confidence Intervals workbook.
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Related Book For
Business Analytics Methods Models and Decisions
ISBN: 978-0321997821
2nd edition
Authors: James R. Evans
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