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Shen, C.; Tam, H. P. – Educational Research and Evaluation, 2008
Using 3 waves of the TIMSS data, this study investigates the relationship between 8th-graders' mathematics and science achievement and their self-perceptions on these 2 subjects. For within-country data, there is generally a positive relationship between students' achievement and the following 3 measures of their self-perception: how much they…
Descriptors: Science Achievement, Academic Standards, Correlation, Mathematics Achievement
Kluge, Annette – Applied Psychological Measurement, 2008
The use of microworlds (MWs), or complex dynamic systems, in educational testing and personnel selection is hampered by systematic measurement errors because these new and innovative item formats are not adequately controlled for their difficulty. This empirical study introduces a way to operationalize an MW's difficulty and demonstrates the…
Descriptors: Personnel Selection, Self Efficacy, Educational Testing, Computer Uses in Education

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