Question: Given the following sample data on how many minutes it takes for an item to brown/warm up in an industrial oven, find the control limits
Given the following sample data on how many minutes it takes for an item to brown/warm up in an industrial oven, find the control limits for x-bar and R. Create both the x-bar and R charts and explain if the process is in control or out of control. explain your answers and comment on what is happening in the x-bar and R charts.
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