A tahas been dasigned Ao have a diamee tn the process in control or out of contr

Question

A tahas been dasigned Ao have a diamee tn the process in control or out of controi? Selectall hat appy of the process is 0.3 inch. A control chart is shown. Each chart has horizontal lines drawn at the mean, , ±2o, and at ± 30. Determine if the process shown is in control or out of control. Explain A. Out of control, because two out of three consecutive points lie more than two standard deviations from the mean either above or below the mean. standard deviations beyond the mean. Gears B. Out of control, because there are nine consecutive points 6- C. Out of control, because a point lies more than three D. In control, because none of the three warning signals detected a change. 23458 3 10 1 Observation number

Explanation / Answer

Out-of-control signals

Based on this B and C are correct answer.

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