A Graphical Method for Determining the Effect of the Isolated Factor on the Total Span in the Span Plan Analysis


Gilman, James R.   (1960, ASQC)   Bay State Abrasive Products Co.

Industrial Quality Control    Vol. 17    No. 5
QICID: 4482    November 1960    pp. 16-17
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Article Abstract

This article describes a graphical procedure which may be substituted for the computation of Test No. 3 for establishing the contribution effect of the Isolated Factor. The procedure described simplifies the pictogram stage of the Span Plan.


Management of quality assurance

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