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Tighe, Elizabeth L.; Schatschneider, Christopher – Journal of Learning Disabilities, 2016
The purpose of this study was to investigate the joint and unique contributions of morphological awareness and vocabulary knowledge at five reading comprehension levels in adult basic education (ABE) students. We introduce the statistical technique of multiple quantile regression, which enabled us to assess the predictive utility of morphological…
Descriptors: Adult Basic Education, Adult Students, Morphology (Languages), Vocabulary
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Petersen, Douglas B.; Gillam, Ronald B. – Journal of Learning Disabilities, 2015
This study investigated the predictive validity of a dynamic assessment designed to evaluate later risk for reading difficulty in bilingual Latino children at risk for language impairment. During kindergarten, 63 bilingual Latino children completed a dynamic assessment nonsense-word recoding task that yielded pretest to posttest gain scores,…
Descriptors: Predictive Validity, Alternative Assessment, At Risk Students, Language Impairments