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Verdugo, Richard R. – Education and Urban Society, 2011
In this article, the author examined the AG by noting that the NAEP reported math scores among 17-year-olds is upwardly biased when compared with the scores of this same cohort 4 years earlier when they were 13 years old. It is upwardly biased because an important event happens over the 4-year period between 8th and 12th grade--a large percentage…
Descriptors: Statistical Bias, Race, Dropout Rate, Dropouts
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Carpenter, Dick M., II; Ramirez, Al; Severn, Laura – Education and Urban Society, 2006
For decades, researchers examined the "achievement gap" between minority and nonminority students. This singular definition of "achievement gap" ignores important within-group differences. This article uses National Education Longitudinal Study (NELS:88) data to examine within-group differences and compares those across Latino, African American,…
Descriptors: Minority Groups, Longitudinal Studies, Questionnaires, Hispanic American Students