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| Educational and Psychological… | 1 |
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| Algina, James | 1 |
| Keselman, H. J. | 1 |
| Kowalchuk, Rhonda K. | 1 |
| Wolfinger, Russell D. | 1 |
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Direct linkKowalchuk, Rhonda K.; Keselman, H. J.; Algina, James; Wolfinger, Russell D. – Educational and Psychological Measurement, 2004
One approach to the analysis of repeated measures data allows researchers to model the covariance structure of their data rather than presume a certain structure, as is the case with conventional univariate and multivariate test statistics. This mixed-model approach, available through SAS PROC MIXED, was compared to a Welch-James type statistic.…
Descriptors: Interaction, Sample Size, Statistical Analysis, Evaluation Methods
