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-and R-charts are: UCL; = 6.86, LCL; = 6.42; UCLR = 0.915, LCLR = 0. Over the past few days, they have taken five random samples of four loaves each and have found the following: Sample 1 2 3 4 Loaf # 1 6.9 6.9 6.3 7.0 6.2 Net Weight Loaf # 2 Loaf #3 7.2 7.1 6.5 6.8 6.2 6.6 6.6 6.8 6.4 6.5 Loaf #4 7.3 6.9 6.3 6.8 6.6 5 Based on the x-chart, is one or more samples beyond the control limits