A coffee company is attempting to make certain that all its packaged coffee beans contain the same amount of coffee bean by weight.Over the last few days,it has taken several samples.The overall average weight of the sampled packages is 16 ounces,with an average range of 4 ounces.Each sample was of five packages.What would be the 99.7 upper and lower control limits for an -chart?

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A coffee company is attempting to make certain that all its packaged coffee beans contain the same amount of coffee bean by weight.Over the last few days,it has taken several samples.The overall average weight of the sampled packages is 16 ounces,with an average range of 4 ounces.Each sample was of five packages.What would be the 99.7 upper and lower control limits for an  -chart?

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The Answer of A coffee company is attempting to make certain that all its packaged coffee beans contain the same amount of coffee bean by weight.Over the last few days,it has taken several samples.The overall average weight of the sampled packages is 16 ounces,with an average range of 4 ounces.Each sample was of five packages.What would be the 99.7 upper and lower control limits for an  -chart?

A Coffee Company Is Attempting to Make Certain That All