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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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Ellinoudis, Theodoros; Evaggelinou, Christina; Kourtessis, Thomas; Konstantinidou, Zoe; Venetsanou, Fotini; Kambas, Antonis – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
The purpose of this study was to examine specific aspects of the reliability and validity of age band 1 of the Movement Assessment Battery for Children-Second Edition (MABC-2) (Henderson, Sugden, & Barnett, 2007) in Greek preschool children. One hundred and eighty-three children participated in the study; the children ranged in age from 36 to…
Descriptors: Test Validity, Preschool Children, Program Effectiveness, Factor Analysis
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Grammatikopoulos, Vasilios; Papacharisis, Vasilios; Koustelios, Athanasios; Tsigilis, Nikolaos; Theodorakis, Yannis – International Journal of Educational Management, 2004
The aim of this study was to develop an instrument to evaluate the educational program's training. The program used for this purpose was the Olympic Education Program, which has been implemented in Greek primary and secondary schools since 2000. First, the face validity of items was evaluated, second, the pool of the items selected was factor…
Descriptors: Evaluation, Factor Structure, Factor Analysis, Psychometrics