Provides information regarding the National Educational Longitudinal Study database that was used for many of the studies in this volume. Provides relevant background and instructions so that others may use this resource from the National Center for Education Statistics. (Author/EV)

This book outlines the basic elements of longitudinal qualitative data, focusing on micro-levels of change observed within individual cases and groups of participants, and presents 16 questions through which researchers can approach the analysis of longitudinal qualitative data. The chapters are: (1) "Longitudinal Qualitative Studies, Time, and…

Power analysis of studies in Greene's meta-analysis of bilingual education programs found that many studies of the past 30 years were statistically weak and uninterpretable. Effect size analysis of Thomas and Collier's 15-year study found that their longitudinal model best explains 30 years of bilingual education research and can serve as a…

Article reanalyzes and expands upon data from Tennessee's Project STAR which examined the effects of class size reduction on student achievement in the primary grades. It describes six competing theories of class size impact on achievement and test performance, settling on the student group/modeling interpretation of study data. (SM)