SixSigma.ppt57
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名詞
Example
假設品質特性符合Normal distribution
製程標準差:
製程平均值:
Six Sigma quality
首先由Motorola(1987)提出
Motorola 於 1988年獲美國國家品質獎
GE公司把 發揚光大
Six-sigma process concept
Normal distribution centered
Six-sigma process concept
Normal distribution shifted
The business process model
Y = f(X)
The business process model
Y
Strategic goal
Customer requirement
Profits
Customer satisfaction
Overall business efficiency
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