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Sideridis, Georgios D. – Educational and Psychological Measurement, 2016
The purpose of the present studies was to test the hypothesis that the psychometric characteristics of ability scales may be significantly distorted if one accounts for emotional factors during test taking. Specifically, the present studies evaluate the effects of anxiety and motivation on the item difficulties of the Rasch model. In Study 1, the…
Descriptors: Learning Disabilities, Test Validity, Measures (Individuals), Hierarchical Linear Modeling
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Paterson, Lindsay; Gow, Alan J.; Deary, Ian J. – School Effectiveness and School Improvement, 2014
The long-term effects of secondary-school reforms in the first half of the 20th century are investigated through the long-term follow up of a sample of people born in Scotland in 1936 who were first surveyed in 1947. Members of the sample who were living in the Lothian region of Scotland were re-interviewed in 2004-2007, providing information…
Descriptors: Foreign Countries, Educational Change, Secondary Education, Followup Studies