The root of TQM thinking is the Western Electric SQC manual, whose first edition was sometime around the beginning of WWII. If companies did *nothing* else than put up the standard Western Electric control chart at every work space, and used the ... I agree, I compared the 300C to my CTS and while neither of them were going to knock Lexus or Audi off, the 300 was solid. And eegonomically it was no contest either. The CTS could've been a Chevy for what it was worth. ...