P chart checks whether a manufacturing process is in control with respect to the proportion of non confirming items and Chi-square test for homogeneity tests whether several populations are similar or equal or homogeneous in some characteristics. How can I establish a relation between the two?

  • $\begingroup$ Could you explain why you think there should be any relationship at all? $\endgroup$ – whuber Feb 13 '16 at 13:31
  • $\begingroup$ This was a question asked in one of the quality control examination. $\endgroup$ – user46697 Feb 13 '16 at 14:06

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