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McDonald, Roderick P. – Alberta Journal of Educational Research, 2003
The concept of a behavior domain is a reasonable and essential foundation for psychometric work based on true score theory, the linear model of common factor analysis, and the nonlinear models of item response theory. Investigators applying these models to test data generally treat the true scores or factors or traits as abstractive psychological…
Descriptors: Factor Analysis, Error of Measurement, True Scores, Psychometrics