This Active Model appears in myomlab. It allows you to see the effects of sample size and

Question:

This Active Model appears in myomlab. It allows you to see the effects of sample size and z-values on control charts.

QUESTIONS

1. Has the booking process been in statistical control?
2. Suppose we use a 95 percent p-chart. How do the upper and lower control limits change? What are your conclusions about the booking process?
3. Suppose that the sample size is reduced to 2,000 instead. of 2,500. How does this affect the chart?
4. What happens to the chart as we reduce the z-value?
5. What happens to the chart as we reduce the confidence level?

                     

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Operations management processes and supply chain

ISBN: 978-0136065760

9th edition

Authors: Lee J Krajewski, Larry P Ritzman, Manoj K Malhotra

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