Question: An x-bar control chart was examined and no data points fell outside of the limits. Can this process be considered in control? Question 1 options:
An x-bar control chart was examined and no data points fell outside of the limits. Can this process be considered in control?
Question 1 options:
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| Yes, it is unlikely that there is a pattern in these points |
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| No, the number of samples must be known |
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| Yes |
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| No, there could be a pattern to the points, the R-chart must be checked |
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