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Rickles, Jordan; Wang, Jia; Herman, Joan – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2013
With funding from the Bill and Melinda Gates Foundation, CRESST conducted a multi-year evaluation of a major school reform project at Alain Leroy Locke High School, historically one of California's lowest performing secondary schools. Beginning in 2007, Locke High School transitioned into a set of smaller, Green Dot Charter High Schools,…
Descriptors: Educational Change, High Schools, Charter Schools, Outcomes of Education
Rickles, Jordan H.; Hansen, Mark; Wang, Jia – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2013
In this paper we examine ways to conceptualize and address potential bias that can arise when the mechanism for missing outcome data is at least partially associated with treatment assignment, an issue we refer to as treatment confounded missingness (TCM). In discussing TCM, we bring together concepts from the methodological literature on missing…
Descriptors: Data, Bias, Data Analysis, Statistical Analysis
Herman, Joan L.; Wang, Jia; Ong, Christine; Straubhaar, Rolf; Schweig, Jon; Hsu, Vivian – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2013
With funding from the Bill and Melinda Gates Foundation, CRESST researchers conducted a multi-year evaluation of a major school reform project at Alain Leroy Locke High School, historically one of California's lowest performing secondary schools. We found the one-year teacher retention rate at GDL in 2010-2011 was 79%; Green Dot Locke teachers,…
Descriptors: Educational Change, High Schools, Charter Schools, Secondary School Teachers
Herman, Joan L.; Wang, Jia; Rickles, Jordan; Hsu, Vivian; Monroe, Scott; Leon, Seth; Straubhaar, Rolf – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2012
With funding from the Bill and Melinda Gates Foundation, CRESST conducted a multi-year evaluation of a major school reform project at Alain Leroy Locke High School, historically one of California's lowest performing secondary schools. Beginning in 2007, Locke High School transitioned into a set of smaller, Green Dot Charter High Schools,…
Descriptors: Quasiexperimental Design, Academic Achievement, Grade 9, Control Groups