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This topic contains 2 replies, has 3 voices, and was last updated by BritW 11 years, 1 month ago.

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- March 8, 2007 at 6:02 am #123060
Would like to know the values of control limits on six sigma e.g.

One sigma = 68.26%

Two Sigma = 95.46%

Three Sigma = 99.73%

What is four Sigma & Five Sigma control limit values?

Six Sigma = 99.99%

March 8, 2007 at 9:55 am #123069Would like to know what on earth you are talking about

March 8, 2007 at 2:37 pm #123094You are confusing the area under the curve for a normal distribution between mean and control limits – this is not equitable to a sigma level measurement. Please click on the link “New to Six Sigma” and research some more.

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