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Download full textWolf, Mikyung Kim; Herman, Joan L.; Kim, Jinok; Abedi, Jamal; Leon, Seth; Griffin, Noelle; Bachman, Patina L.; Chang, Sandy M.; Farnsworth, Tim; Jung, Hyekyung; Nollner, Julie; Shin, Hye Won – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2008
This research project addresses the validity of assessments used to measure the performance of English language learners (ELLs), such as those mandated by the No Child Left Behind Act of 2001 (NCLB, 2002). The goals of the research are to help educators understand and improve ELL performance by investigating the validity of their current…
Descriptors: Validity, Second Language Learning, Researchers, Language Proficiency
Abedi, Jamal; Bailey, Alison; Butler, Frances; Castellon-Wellington, Martha; Leon, Seth; Mirocha, James – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2005
The research effort reported in this document addresses the important national need for determining the validity of large-scale content assessments in English with students who are in the process of acquiring English as a second language. Often these students have been excluded from such assessments, but there have been recent, growing efforts to…
Descriptors: Second Language Learning, English (Second Language), Language Aptitude, Construct Validity
