, Volume 12, Issue 2, pp 153–157

Note on the sampling error of the difference between correlated proportions or percentages

  • Quinn McNemar

DOI: 10.1007/BF02295996

Cite this article as:
McNemar, Q. Psychometrika (1947) 12: 153. doi:10.1007/BF02295996


Two formulas are presented for judging the significance of the difference between correlated proportions. The chi square equivalent of one of the developed formulas is pointed out.

Copyright information

© Psychometric Society 1947

Authors and Affiliations

  • Quinn McNemar
    • 1
  1. 1.Stanford UniversityUSA

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