Six Sigma Level can be achieved by having:

OPTIONS

• less than 3.4 defects per million opportunities.
• six times better quality than competitors.
• six levels of testing and validation before release.
• Six Nines Quality (99.9999%).

ANSWER

Less than 3.4 defects per million opportunities

EXPLANATION

If your process is delivering less than 3.4 defects per million opportunities, then you can call your process as performing at Six Sigma level.