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Saint GBA334 unit 8 assignment

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Question;Small boxes of NutraFlakes cereal are labeled ?net weight 10 ounces.? Each hour, random samples of size n = 4 boxes are weighed to check process control. Five hours of observations yielded the following:WeightTime Box 1 Box 2 Box 3 Box 49 A.M. 9.8 10.4 9.9 10.310 A.M. 10.1 10.2 9.9 9.811 A.M. 9.9 10.5 10.3 10.1Noon 9.7 9.8 10.3 10.21 P.M. 9.7 10.1 9.9 9.9Using these data and the information in the Control Chart Limits Factors Table below (if you are doing it by hand), construct limits for xbar- and R-charts. Is the process in control? What other steps should the QC department follow at this point?

 

Paper#61666 | Written in 18-Jul-2015

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