Showing posts with label Probability of Sigma Levels. Show all posts
Showing posts with label Probability of Sigma Levels. Show all posts

Excel Formula to Find Probability of Sigma Levels

Use the formula =(1-NORMDIST(Sigma Level,0,1,1))*1000000

Probability and PPM for Sigma Levels

Here is a chart depicting the probability, % defects and defects per million associated with each sigma level.