A whopping 99% of three-sigma results turn out to be wrong.
高达99%的3 -西格玛结果被证明是错的。
2
Each of the three definitions focuses on important aspects of SIX Sigma, but none of them is complete.
每三个定义着重六希格玛的重要方面，但是他们都不完整。
3
Chapter three illustrates how to calculate the sigma level and deduces the function between the sigma level and nonconforming rate whether the process has shift or not.