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Kingma, Johannes; Loth, Franciska L. – Educational and Psychological Measurement, 1985
The validation of the developmental Mokken scale for seriation was discussed. It was shown that the observed scale was invariant for different samples from previous research. Stepwise multiple regression analysis revealed that a selection of two seriation tasks on the scale accounted for 76.4 percent of the explained variance. (Author/DWH)
Descriptors: Age, Cognitive Development, Individual Development, Mathematical Concepts