Problem 7-11 (Algo) How many observations should a time study analyst plan for in an operation that has a standard deviation of 2.6 minutes per piece? The goal is to estimate the mean time per piece to within 1.1 minutes, with a confidence of 95.5 percent. (Do not round intermediate calculations. Round up your final answer to the next whole number.) Number of observations

Problem 7-11 (Algo) How many observations should a time study analyst plan for in an operation that has a standard deviation of 2.6 minutes per piece? The goal is to estimate the mean time per piece to within 1.1 minutes, with a confidence of 95.5 percent. (Do not round intermediate calculations. Round up your final answer to the next whole number.) Number of observations

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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