Q4) An analyst has drawn twelve samples, each containing six sample points, from a process that produces a product. The

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Q4 An Analyst Has Drawn Twelve Samples Each Containing Six Sample Points From A Process That Produces A Product The 1 (48.79 KiB) Viewed 12 times

Q4) An analyst has drawn twelve samples, each containing six sample points, from a process that produces a product. The diameter of each product in the samples was determined. The results were tabulated, and sample means, and ranges were computed. The results were: Sample Sample Mean (in) Range (in 10.012 0.009 10.007 0.014 3 9.991 0.007 4 10.006 0.026 5 9.997 0.016 6 9.999 0.012 10.001 0.008 10.005 0.013 9.995 0.015 10 10.001 0.0 10.003 0.014 10.006 0.009 a) Determine the upper and lower control limits and the overall means for x-charts and R- charts. b) Draw the charts and plot the values of the sample means and ranges. c) Do the data indicate a process that is in control? d) Why or why not? Q5) Explain different steps in capacity planning with an example. Focus 7 8 9