LSSGB: Increasing the performance in a Six Sigma organization from 3 sigma to 4 sigma would reduce the defects per million opportunities by a factor of:

OPTIONS

• 2
• 8
• 10
• 16

ANSWER

10

EXPLANATION

The 4 sigma defect rate is 6210 ppm and the 3 sigma defect rate is 66807 ppm or a ratio of 1:10.76.