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Direct linkSegev, Elad; Cahan, Sorel – Assessment in Education: Principles, Policy & Practice, 2014
Selection to programmes for gifted students in Israel, performed in the second grade, relies on raw ability and achievement test scores, irrespective of age, thereby ignoring the well-known effect of within-grade age differences on test scores. Employing the entire cohort of third graders of legal age (67,366 students, 1.4% of whom were enrolled…
Descriptors: Foreign Countries, Age Differences, Academically Gifted, Special Education
Are Intelligence Tests Measurement Invariant over Time? Investigating the Nature of the Flynn Effect
Wicherts, Jelte M.; Dolan, Conor V.; Hessen, David J.; Oosterveld, Paul; van Baal, G. Caroline M.; Boomsma, Dorret I.; Span, Mark M. – Intelligence, 2004
The gains of scores on standardized intelligence tests (i.e., Flynn effect) have been the subject of extensive debate concerning their nature, causes, and implications. The aim of the present study is to investigate whether five intelligence tests are measurement invariant with respect to cohort. Measurement invariance implies that gains over the…
Descriptors: Intelligence Tests, Aptitude Tests, Factor Analysis, Measurement
