The Influence of Academic Self-Concept on Performance in Intelligence and Concentration TestsAbstract. Two laboratory experiments investigated the impact of the academic self-concept and success or failure on achievement. In Study 1 seventy students of a ...
Are spatial ability and reasoning separable dimensions? Dimensionality analyses of two Rasch-scaled tests: 3DW and WMTAbstract. The dichotomous logistic Rasch Model has been employed in order to examine a result published by Kubinger, which indicates ...
How precisely can cognitive abilities be measured? The distinction between composite and construct reliabilities in intelligence assessment exemplified with the Berlin Intelligence Structure TestAbstract. Two aspects of the reliability of scale scores of ...
Abstract. Gender differences in the numerical domain vary greatly according to the assessment method used. We suggest that strict time constraints, as employed on most numerical intelligence tests but not on mathematical competency tests, ...
Abstract. This study deals with the effects of the diagnostic setting on the performance in intelligence tests. We conducted a meta-analysis in which k = 30 samples with a total sample size of N = 2,448 were integrated. We compared results ...