Lean 6 Sigma

Substance, Not Hype  
 
Defenders say the current downturn, far from denting 6 Sigma reputation, is enhancing it.
 
While they acknowledge 6 Sigma did not help them predict and avoid the downturn, they insist no one ever claimed it would.
“You’re dealing with a global economic problem that is a one-in-80-year event,” Keith Sherin, GE’s CFO, told to [...]

Criticisms of 6 Sigma
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6 Sigma is controversial with the statistics profession. Some teachers of statistics are critical of the standard of statistical teaching found in 6 Sigma materials. Others object to the idea that a single universal standard can be appropriate across all domains of application. They argue that quality standards should be set [...]