An automatic filling machine is used to fill two-litre bottles of cob. The machines output is known
Question:
a. Determine the upper and lower control limits that will include roughly 95.5 percent of the sample means.
b. If the means for 6 samples are: 2.005, 2.001, 1.998, 2.002, 1.995, and 1.999, is the process in control?
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Related Book For
Operations Management
ISBN: 978-0071091428
4th Canadian edition
Authors: William J Stevenson, Mehran Hojati
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