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Deng, Ci-ping; Liu, Ming; Wei, Wei; Chan, Raymond C. K.; Das, J. P. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
This study aims to measure the psychometric properties of the Das-Naglieri Cognitive Assessment System (D-N CAS) and to determine its clinical utility in a Chinese context. Confirmatory factor analysis (CFA) was conducted to examine the construct validity of the Chinese version of the D-N CAS among a group of 567, normally developed children.…
Descriptors: Factor Structure, Cognitive Tests, Factor Analysis, Construct Validity
Powers, Stephen; Gallas, Edwin J. – 1980
The general purposes of this study were to investigate the factorial validity of the Comprehensive Tests of Basic Skills (CTBS), Reading Comprehension subtest, and to study the item difficulties in order to determine areas of strengths and weaknesses of sixth and seventh grade Elementary Secondary Education Act (ESEA) Title I students. A sample of…
Descriptors: Achievement Tests, Compensatory Education, Factor Analysis, Factor Structure