A process that produces bearing housings is controlled with a fraction nonconforming control chart, using sample size
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A process that produces bearing housings is controlled with a fraction nonconforming control chart, using sample size and a center line.
a. Find the three-sigma limits for this chart.
b. Analyze the ten new samples shown in Table 6E.8 for statistical control. What conclusions can you draw about the process now?
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Related Book For
Managing Controlling and Improving Quality
ISBN: 978-0471697916
1st edition
Authors: Douglas C. Montgomery, Cheryl L. Jennings, Michele E. Pfund
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