Question II: Provide a explanation to each of the following statement a & b. a. The...

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Question II: Provide a explanation to each of the following statement a & b. a. The potential and actual process capability of a manufacturing process do not always have the same values. Why? (5%) b. We discussed EWMA chart in the class and argue that the chart is robust to the normal assumption. What does that mean? Provide an explanation or an example showing that why a EWMA chart is robust to normal assumption. (5%) Question II: Provide a explanation to each of the following statement a & b. a. The potential and actual process capability of a manufacturing process do not always have the same values. Why? (5%) b. We discussed EWMA chart in the class and argue that the chart is robust to the normal assumption. What does that mean? Provide an explanation or an example showing that why a EWMA chart is robust to normal assumption. (5%)