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Nye, Barbara; Hedges, Larry V.; Konstantopoulos, Spyros – Educational Evaluation and Policy Analysis, 1999
Analyzed data from a five-year followup of students in Tennessee's Student/Teacher Achievement Ratio (STAR) project, a four-year large-scale randomized examination of the effects of class size on academic achievement. Results suggest that class-size benefits persist for at least five years and remain large enough to be important to educational…
Descriptors: Academic Achievement, Class Size, Educational Policy, Educational Research

Hanushek, Eric A. – Educational Evaluation and Policy Analysis, 1999
Reviews Tennessee's Project Student/Teacher Achievement Ratio (STAR) and puts the results in the context of other nonexperimental evidence about class size. Nonexperimental evidence does not support any achievement gains attributable to class-size reduction, and empirical evidence from STAR has design and implementation flaws that cast doubt on…
Descriptors: Academic Achievement, Class Size, Educational Research, Elementary Education

Ritter, Gary W.; Boruch, Robert F. – Educational Evaluation and Policy Analysis, 1999
Examines the origins of Tennessee's Project Student/Teacher Achievement Ratio (STAR) and explores what it was about Tennessee in the mid-1980s that fostered the development of this experimental approach to class size. Highlights the connection between the research world and the political world that resulted in the STAR project. (SLD)
Descriptors: Class Size, Educational History, Educational Research, Elementary Education
Milesi, Carolina; Gamoran, Adam – Educational Evaluation and Policy Analysis, 2006
Although experimental results indicate that smaller classes promote higher achievement in early elementary school, the broader literature on class-size effects is inconclusive. This seeming contradiction raises questions about the generalizability of experimental evidence, an issue that this article addresses by examining the effects of class size…
Descriptors: Young Children, Academic Achievement, Correlation, Classroom Environment