Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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Transcribed Image Text:Given there are five (05) sample taken. The sample means (X-bar) are; 15.36,14.61,16.36,20.28, and 15.77
respectively. Also, the corresponding ranges are; 10.79, 8.37, 4.81, 8.17, and 3.31 respectively. If the upper control
limit for X-bar chart is 20.59, what should be the most appropriate the sample size?
О а. 5
O b. 3
О с. 4
O d. 2
O e. None is correct
БЕ
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