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Francis, David J.; And Others – Journal of Consulting and Clinical Psychology, 1991
Reviews conceptualization of change as series of accumulating increments and decrements and depiction of change by growth curves as continuous process underlying individual performance. Clarifies problems with use of difference scores in study of change. Contrasts traditional methods with growth curve analysis for purposes of measuring change and…
Descriptors: Analysis of Covariance, Analysis of Variance, Behavior Change, Change