Six sigma management pdf article has multiple issues. Unsourced material may be challenged and removed. Japanese products at the time had a higher quality than American ones. Six Sigma in heavy manufacturing.
Bossidy and began Six Sigma at General Electric. During the 2000s Lean Six Sigma forked from Six Sigma. Barbara Wheat, Chuck Mills, Mike Carnell. Lean Six Sigma is a synergized managerial concept of Lean and Six Sigma.