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Marsh, Herbert W. – 1986
The purpose of the present investigation was to develop a construct validity approach for testing whether the separation of positive and negative item subscales is substantively meaningful in self-concept research. Results from three published studies using the Self Description Questionnaire (SDQ) III were reanalyzed. The SDQ III measures 13…
Descriptors: Behavior Rating Scales, Construct Validity, Correlation, Foreign Countries