, Volume 21, Issue 3, pp 287–290

Rank-biserial correlation

  • Edward E. Cureton

DOI: 10.1007/BF02289138

Cite this article as:
Cureton, E.E. Psychometrika (1956) 21: 287. doi:10.1007/BF02289138


A formula is developed for the correlation between a ranking (possibly including ties) and a dichotomy, with limits which are always ±1. This formula is shown to be equivalent both to Kendall'sτ and Spearman'sρ.

Copyright information

© Psychometric Society 1956

Authors and Affiliations

  • Edward E. Cureton
    • 1
  1. 1.University of TennesseeUSA

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