Question: Please help find X double bar = R bar = UCLx = LCLx = Process in control or not UCLr = LCLr = Definition Sample

Please help find

X double bar =
R bar =
UCLx =
LCLx =
Process in control or not
UCLr =
LCLr =

Please help find X double bar = R bar = UCLx =

Definition Sample Size, n Lower Range, D3 0 2 3 0 4 0 5 0 Mean Factor, A2 1.880 1.023 0.729 0.577 0.483 0.419 0.373 0.337 0.308 0.266 Upper Range, D4 3.268 2.574 2.282 2.115 2.004 1.924 1.864 1.816 1.777 1.716 6 7 8 0 0.076 0.136 0.184 0.223 0.284 9 10 12 Print Done Refer to Table 56.1 - Factors for Computing Control Chart Limits (3 sigma) for this problem. Twelve samples, each containing five parts, were taken from a pro Definition roduces steel rods at Emmanual Kodzi's factory. The length of each rod in the samples was determined. The results were tabulated and sample means and ranges were computed. The results were: Sample Sample Sample Mean (in.) Range (in.) 7 2 8 Sample Mean (in.) 14.600 14.604 14.593 14.604 14.595 14.599 Range (in.) 0.022 0.032 0.017 0.041 0.023 0.021 3 9 14.601 14.605 14.597 14.603 14.603 14.606 0.021 0.020 0.014 0.015 0.022 0.032 4 10 5 11 12 6 For the given data, the x = inches (round your response to four decimal places)

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