10. Organic Grains LLC uses statistical process control to ensure that its health- conscious, low-fat, multigrain sandwi

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10 Organic Grains Llc Uses Statistical Process Control To Ensure That Its Health Conscious Low Fat Multigrain Sandwi 1 (43.45 KiB) Viewed 37 times

10. Organic Grains LLC uses statistical process control to ensure that its health- conscious, low-fat, multigrain sandwich loaves have the proper weight. Based on a previously stable and in-control process, the control limits of the x-bar and R-charts are: UCLX= 5.12, LCLX= 4.68; UCLR = 0.303, LCLR = 0. Over the past few days, they have taken five random samples of four loaves each and have found the following: Net Weight Sample Loaf # 1 Loaf # 2 Loaf # 3 Loaf # 4 1 5.4 5.5 5.4 5.4 2 4.5 4.5 4.8 4.9 3 4.2 4.2 4.6 4.3 4 4.8 5.0 4.8 4.9 5 4.3 4.5 4.4 4.7 a) [2 pts] Based on the x-chart, is one or more samples beyond the control limits? b) [2 pts] Based on the R-chart, is one or more samples beyond the control limits?