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Knapp, Thomas R. – Measurement and Evaluation in Guidance, 1980
Supports arguments against general use of change scores and recommends the Lord/McNemar estimates of true change. Provides a numerical example illustrating the reliability problem and the problem of the prediction of true change from various linear composites of initial and final measures. (Author)
Descriptors: Counseling Techniques, Literature Reviews, Pretests Posttests, Research Methodology
