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Peer reviewed Peer reviewed
ERIC Number: EJ145578
Record Type: CIJE
Publication Date: 1976
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Critical Values of the Rank-Biserial Correlation Coefficient
Willson, Victor L.
Educational and Psychological Measurement, 36, 2, 297-300, Sum 76
It is shown that the rank-biserial correlation coefficient is a linear function of the U-statistic (Mann and Whitney), so that a test of group mean difference is equivalent to a test of zero correlation for the rank-biserial coefficient. (RC)
Descriptors: Correlation, Hypothesis Testing, Statistical Significance
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Mann Whitney U Test; Rank Biserial Correlation Coefficient