O 'Toole , 1999 . Welch was also the force that insisted on using Six Sigma approach to their business General Electric 's dedication to Six Sigma has resulted in significant improvements . In 1995 , he launched the Six Sigma program to find defects in GE processes and pare them to as close to zero as possible . Tens of thousands of GE workers were trained in this statistical approach . It saved GE hundreds of millions of dollars and surpassed Welch 's expectations . Jack...











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