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THE THEORY OF CORRELATION BETWEEN TWO CONTINUOUS VARIABLES WHEN ONE IS DICHOTOMIZED ROBERT F. TATE ROBERT F. TATE Search for other works by this author on: Oxford Academic Google Scholar Biometrika, Volume 42, Issue 1-2, June 1955, Pages 205–216, https://doi.org/10.1093/biomet/42.1-2.205 Published: 01 June 1955
R. F. Tate (Sat,) studied this question.