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Construct and Predictive Validity of the Core Phonics Survey: A Diagnostic Assessment for Students with Specific Learning Disabilities
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Park, Yujeong; Benedict, Amber E.; Brownell, Mary T. – Exceptionality, 2014
The factor structure of the CORE Phonics Survey was analyzed using a sample of 165 students in upper elementary school with specific learning disabilities. Confirmatory factor analysis was used to identify the hypothesized constructs of the CORE Phonics Survey and predictive validity of the CORE Phonics Survey to predict students' success in word…
Descriptors: Factor Structure, Factor Analysis, Phonics, Reading Skills
Creating a Brief Rating Scale for the Assessment of Learning Disabilities Using Reliability and True Score Estimates of the Scale's Items Based on the Rasch Model
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Sideridis, Georgios; Padeliadu, Susana – Journal of Learning Disabilities, 2013
The purpose of the present studies was to provide the means to create brief versions of instruments that can aid the diagnosis and classification of students with learning disabilities and comorbid disorders (e.g., attention-deficit/hyperactivity disorder). A sample of 1,108 students with and without a diagnosis of learning disabilities took part…
Descriptors: Test Construction, Learning Disabilities, Disability Identification, Classification