Question: Which of the following statement about variation and process control is FALSE? A. Machine wear represents an assignable cause of variation. B. Some degree of
Which of the following statement about variation and process control is FALSE?
| A. | Machine wear represents an assignable cause of variation. | |
| B. | Some degree of variability is present in almost all processes. | |
| C. | The R-chart indicates that a gain or loss of uniformity has occurred in the central tendency of a production process. | |
| D. | Averages of small samples are generally used in statistical process control. |
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