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Holmes, Venita R. – Houston Independent School District, 2018
This study hypothesized that HISD prekindergarten participation consistently correlated with better educational outcomes for students. Taking into account students' age differences through kindergarten enrollment, propensity score matching controlled for students' background characteristics. Three cohorts of students in this study were eligible or…
Descriptors: Language Proficiency, Mathematics Achievement, Reading Achievement, Language Arts
Vega, Luis Diego – ProQuest LLC, 2014
This study explores the effects of a Two-Way Bilingual Immersion (TWBI) program on language majority and minority students. The fundamental hypothesis was that the process of receiving instruction in two languages (English and Spanish) throughout elementary school (i.e., attendance at a TWBI school) would help the native Spanish-speaking students…
Descriptors: Elementary School Students, Bilingual Education Programs, Quasiexperimental Design, Control Groups