A control chart of one process shows the following information: UCL and LCL for X-bar chart are 106 and 96, and UCL and LCL for R chart are 16 and 0. If one sample with a number of observations of five has the following data points: 108, 94, 109, 111, and 95; which of the following statements is correct?

Question

Answer

None of the other answers is correct

Answer

The sample falls outside the control limits of X-bar chart but falls within the control limits of R chart

Answer

The sample falls outside the control limits of R chart but falls within the control limits of X-bar chart

Answer

The sample falls within the control limits of both R chart and X-bar chart

Answer

The sample falls outside the control limits of both R chart and X-bar chart

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A control chart of one process shows the following information: UCL and LCL for ...

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