<Dl> <Dd> D P M O = 1, 000, 000 ⋅ (1 − φ (l e v e l − 1.5)) (\ displaystyle DPMO = 1,000,000 \ centerdot (1 - \ phi (level - 1.5))) </Dd> </Dl> <Dd> D P M O = 1, 000, 000 ⋅ (1 − φ (l e v e l − 1.5)) (\ displaystyle DPMO = 1,000,000 \ centerdot (1 - \ phi (level - 1.5))) </Dd> <Table> <Tr> <Th> Sigma level </Th> <Th> Sigma (with 1.5 σ shift) </Th> <Th> DPMO </Th> <Th> Percent defective </Th> <Th> Percentage yield </Th> <Th> Short - term C </Th> <Th> Long - term C </Th> </Tr> <Tr> <Td> </Td> <Td> − 0.5 </Td> <Td> 691,462 </Td> <Td> 69% </Td> <Td> 31% </Td> <Td> 0.33 </Td> <Td> − 0.17 </Td> </Tr> <Tr> <Td> </Td> <Td> 0.5 </Td> <Td> 308,538 </Td> <Td> 31% </Td> <Td> 69% </Td> <Td> 0.67 </Td> <Td> 0.17 </Td> </Tr> <Tr> <Td> </Td> <Td> 1.5 </Td> <Td> 66,807 </Td> <Td> 6.7% </Td> <Td> 93.3% </Td> <Td> 1.00 </Td> <Td> 0.5 </Td> </Tr> <Tr> <Td> </Td> <Td> 2.5 </Td> <Td> 6,210 </Td> <Td> 0.62% </Td> <Td> 99.38% </Td> <Td> 1.33 </Td> <Td> 0.83 </Td> </Tr> <Tr> <Td> 5 </Td> <Td> 3.5 </Td> <Td> 233 </Td> <Td> 0.023% </Td> <Td> 99.977% </Td> <Td> 1.67 </Td> <Td> 1.17 </Td> </Tr> <Tr> <Td> 6 </Td> <Td> 4.5 </Td> <Td> 3.4 </Td> <Td> 0.00034% </Td> <Td> 99.99966% </Td> <Td> 2.00 </Td> <Td> 1.5 </Td> </Tr> <Tr> <Td> 7 </Td> <Td> 5.5 </Td> <Td> 0.019 </Td> <Td> 0.0000019% </Td> <Td> 99.9999981% </Td> <Td> 2.33 </Td> <Td> 1.83 </Td> </Tr> </Table> <Tr> <Th> Sigma level </Th> <Th> Sigma (with 1.5 σ shift) </Th> <Th> DPMO </Th> <Th> Percent defective </Th> <Th> Percentage yield </Th> <Th> Short - term C </Th> <Th> Long - term C </Th> </Tr>

What is the percentage of accuracy in a process operating at 3 sigma level