1. Whole Grains LLC uses statistical process control to ensure that their healthconscious, lowfat, multigrain sandwich loaves have the proper weight. Over the past few days, the}:r have taken five random samples of four loaves and have found the following. Net Weight (oz) # ____ -___ 50 61 63 53 6.3 4.8 5.6 5.3 6.2 6.0 6.2 5.9 6.5 6.4 6.5 6.8 a) Calculate control limits for the range chart. b) Calculate control limits for the mean chart. e) Is the process in control for X and R charts? You can plot the X and R charts to answer this