Question: 23. Determine the trial central line and control limits for a moving-average and moving-range chart using a time period of 3. Data in liters are

23. Determine the trial central line and control limits for a moving-average and moving-range chart using a time period of 3. Data in liters are as follows: 4.56, 4.65, 4.66, 4.34, 4.65, 4.40, 4.50, 4.55, 4.69, 4.29, 4.58, 4.71, 4.61, 4.66, 4.46, 4.70, 4.65, 4.61, 4.54, 4.55, 4.54, 4.54, 4.47, 4.64, 4.72, 4.47, 4.66, 4.51, 4.43, and 4.34. Are there any out-of-control points?

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