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question.

np Chart Constant Number Defective Central Line: np = np/k UCL = np + 3 Vmp (1-5) LCL = np - 3Vnp (1-5) 2. For the following information, create an np control chart: np np np 5 6 Sample size 50 50 50 50 50 50 50 50 50 50 12 15 8 10 4 7 16 Sample size 50 50 50 50 50 50 50 50 50 50 12 22 8 10 5 13 Sample size 50 50 50 50 50 50 50 50 50 50 20 18 24 15 9 12 7 13 9 6 14 10