Question: Spec >= 320 psi Test method : variable Acceptance criteria 95% Historical data available average = 417.7 S.d = 9.87 Ppk = 3.3 What is
| Spec >= 320 psi |
| Test method : variable |
| Acceptance criteria 95% |
| Historical data available |
| average = 417.7 |
| S.d = 9.87 |
| Ppk = 3.3 |
What is the defect rate (in percent) that the sampling plan must show the population is less than with high confidence?
What sample size is appropriate given the historical data?
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