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WISC-IV and Clinical Validation of the Four- and Five-Factor Interpretative Approaches
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Weiss, Lawrence G.; Keith, Timothy Z.; Zhu, Jianjun; Chen, Hsinyi – Journal of Psychoeducational Assessment, 2013
The purpose of this study was to determine the constructs measured by the WISC-IV and the consistency of measurement across large normative and clinical samples. Competing higher order four- and five-factor models were analyzed using the WISC-IV normative sample and clinical subjects. The four-factor solution is the model published with the test…
Descriptors: Measures (Individuals), Logical Thinking, Validity, Factor Analysis
The Relationship between Learning Difficulties in Foreign Language and Math in a Sample of College Students
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Prevatt, Frances; Proctor, Briley – Learning Disabilities: A Multidisciplinary Journal, 2003
Two hundred four (204) college students who had difficulties in both foreign language and math (FLD/MD), only math difficulties (MD), or only foreign language difficulties (FLD) were studied. Analysis of prevalence of presenting problems indicated that FLD and FLD/MD are relatively uncommon, compared to MD. Comparisons among the three groups…
Descriptors: College Students, Learning Problems, Phonology, Second Language Learning