1.Discuss similarities between Shewhart cycle and DMAIC?

2.One of the objectives is to hold the gain. What does this mean?

3.Why are designed experiments most useful in the Improve Stage of the DMAIC?.

4.Explain why is it important to separate sources of variability into special or assignable causes and common or chance causes?

5.Suppose that during the analyze phase an obvious solution is discovered. Should that solution be immediately implemented and the remaining steps of DMAIC abandoned? Explain your answer.