Midterm III Stat 513

Midterm III Stat 513 - 8. When do you use a u-chart instead...

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Midterm III Stat 513 Fall 2007 ____________________ name 1. With Attribute charts, as your process continually improves you must 2. To use an np chart your 3. Because the Poison Distribution is severely skewed, if c-bar is less than 20 the author strongly suggests that 4. What defines an Acceptance Plan? 5. To use Attribute charts effectively you should not combine 6. What does Acceptable Quality Level mean? 7. If you change your process you should consider (name one thing only)
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Unformatted text preview: 8. When do you use a u-chart instead of a c-chart? 9. What is the difference between an XmR chart and a Moving Average chart for n=2? 10. In the attached set of OC curves, the consumer and producer have agreed upon an AQL of 6% defective and a sampling plan of N=50, n=5 and c=0. If a batch actually has 4% defective, a) What is the consumers risk? b) What is the producers risk?...
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Midterm III Stat 513 - 8. When do you use a u-chart instead...

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