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Abdelhamid, Gomaa Said Mohamed; Gómez-Benito, Juana; Abdeltawwab, Ahmed Taha Mohamed; Abu Bakr, Mostafa Hafida Soliman; Kazem, Amina Mohamed – Journal of Psychoeducational Assessment, 2019
The Wechsler Adult Intelligence Scale--Fourth Edition (WAIS-IV) is one of the most well-known tests in the field of adult intelligence assessment. This study explores the validity of the Egyptian adaptation for the subscales of the WAIS-IV. Confirmatory factor analysis (CFA) indicated that the first-order, second-order, and bifactor models of both…
Descriptors: Intelligence Tests, Adults, Foreign Countries, Test Validity
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Taha, Mohamed M.; El Nagar, Hosny Z. – Insights into Learning Disabilities, 2018
The purpose of this study is to construct and evaluate diagnostic battery tests of verbal and non-verbal learning disabilities for students in the Arabic schools. 612 students were in the 3rd, 4th and 5th grades of primary school were involved, mostly from Egypt and Saudi Arabia. Their ages ranged from 7.94-10.98 with mean age = 9.62 and SD =…
Descriptors: Diagnostic Tests, Learning Disabilities, Foreign Countries, Grade 3