Question: a) Establish 3a upper and lower control limts. b) Why can the lower control limit not be a negative numben? A. Since the upper control
a) Establish 3a upper and lower control limts. b) Why can the lower control limit not be a negative numben? A. Since the upper control limit cannet be a negative number. B. Since the percent of delective records is always a postive number. C. Since the upper control limit is posive. D. Since the percent of defective records carnot be a negative number
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