Is there a point at which seeing further improvement in quality and productivity isn’t economically advisable? Discuss your answer.
Answer to relevant QuestionsExplain the importance of tollgates in the DMAIC process. Suppose that your business is operating at the four-and-a-half-sigma quality level. If projects have an average improvement rate of 50% annually, how many years will it take to achieve six-sigma quality? It has been estimated that safe aircraft carrier landings operate at about the 5s level. What level of ppm defective does this imply? A car has gone out of control during a snowstorm and strikes a tree. Construct a cause-and-effect diagram that identifies and outlines the possible causes of the accident. Consider the control chart shown here. Does the pattern appear random?
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