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Baumert, Jurgen; Ludtke, Oliver; Trautwein, Ulrich; Brunner, Martin – Educational Research Review, 2009
Given the relatively high intercorrelations observed between mathematics achievement, reading achievement, and cognitive ability, it has recently been claimed that student assessment studies (e.g., TIMSS, PISA) and intelligence tests measure a single cognitive ability that is practically identical to general intelligence. The present article uses…
Descriptors: Intelligence, Reading Achievement, Mathematics Achievement, Outcomes of Education
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Brunner, Martin; SuB, Heinz-Martin – Educational and Psychological Measurement, 2005
Two aspects of the reliability of multidimensional measures can be distinguished: the amount of scale score variance that is accounted for by all underlying factors (composite reliability) and the degree to which the scale score reflects one particular factor (construct reliability). Confidence intervals for composite and construct reliabilities…
Descriptors: Measures (Individuals), Intervals, Intelligence Tests, Evaluation Methods