Manufacturing process-calculate x-bar and the r controls

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Reference no: EM13840606

Ten samples of n = 8 have been taken from a manufacturing process. The average of the mens is 40 cm. The average sample range for the 10 samples was 15 cm.

A. Calculate X-bar and the R controls.

B. One sample average is above the UCL of the X-bar chart, what should be done?

C. One sample average is below the LCL of the R chart, what should be done?

Reference no: EM13840606

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Manufacturing process-calculate x-bar and the r controls : Ten samples of n = 8 have been taken from a manufacturing process. The average of the mens is 40 cm. The average sample range for the 10 samples was 15 cm. Calculate X-bar and the R controls. One sample average is above the UCL of the X-bar chart, wh..

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