Question

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 UCLx = 6.56. LCLx = 5.84, UCLR = 1.141, LCLR = 0. Over the past few days, they have taken five random samples of four loaves each and have found the following:

.:.
Is the process still in control? Explain why or why not.



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  • CreatedMarch 20, 2014
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