3 Control Limits For Fraction Defective Charts

Article

  (1944, Society of Quality Control Engineers)  

Industrial Quality Control    Vol. 1    No. 1
QICID: 15080    July 1944    pp. 12-13
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Article Abstract

A chart for fraction defectives is presented. Limits are computed from the formula

p � 3 times the square root of p(1-p) over n

Keywords

Fraction defective,Control charts


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