ERIC Number: EJ025240
Record Type: Journal
Publication Date: 1970
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Variability of Test Scores and the Split-Half Reliability Coefficient
Zimmerman, Donald W.
Educ Psychol Meas, 30, 2, 259-66, Sum '70
Results of this study indicate that the correlation between half-test scores over repeated splits, over persons, and over repeated testings resulting in different sets of observed scores, is given by Kuder-Richardson Formula 21. (RF)
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