1. Mazda's managers state that their process is really working well and is at six-sigma standards. Out of 5,500 parts, 5,329 were produced free of a particular defect and passed inspection. Based upon your knowledge of the six-sigma theory, do you agree with Mazda's managers that their process is at six-sigma standards? (1 point) Why or why not? Justify your answer. (2 points)