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Abreu-Mendoza, Roberto A.; Chamorro, Yaira; Matute, Esmeralda – Journal of Psychoeducational Assessment, 2019
The goal of this study was to provide normative scores and examine the psychometric properties of the Math Computation subtest of the Wide Range Achievement Test--IV (WRAT-IV) for Mexican adolescents after the completion of junior high school. We group-administered this subtest to 1,318 first-year Mexican high school students. We then obtained its…
Descriptors: Achievement Tests, Mathematics Tests, Computation, High School Freshmen
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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
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Creed, Peter A.; Conlon, Elizabeth G.; Dhaliwal, Kamal – Journal of Career Assessment, 2013
We used two studies to evaluate, modify, and provide initial validation for a revised Academic Hardiness scale. First, 16 experts rated scale items for content validity and identified two problematic questions. Second, confirmatory factor analyses with 300 Grade 10 students (46% boys, age range 14-17) identified a 17-item version to be the best…
Descriptors: Measures (Individuals), Test Validity, Content Validity, Factor Analysis
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Guzman-Orth, Danielle; Grimm, Ryan; Gerber, Michael; Orosco, Michael; Swanson, H. Lee; Lussier, Cathy – Journal of Psychoeducational Assessment, 2015
The Working Memory Rating Scale (WMRS) was designed as a behavioral rating tool to assist teachers in identifying students at risk of working memory difficulties. The instrument was originally normed on 417 monolingual English-speaking children from the United Kingdom. The purpose of this study was to test the reliability and validity of the WMRS…
Descriptors: Short Term Memory, Rating Scales, Psychometrics, English Language Learners