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Download full textWeiss, Michael J. – Society for Research on Educational Effectiveness, 2010
Randomized experiments have become an increasingly popular design to evaluate the effectiveness of interventions in education (Spybrook, 2008). Many of the interventions evaluated in education are delivered to groups of students, rather than to individuals. Experiments designed to evaluate programs delivered at the group level often…
Descriptors: Intervention, Teacher Effectiveness, Control Groups, Experimental Groups
Wathington, Heather D.; Barnett, Elisabeth A.; Weissman, Evan; Teres, Jedediah; Pretlow, Joshua; Nakanishi, Aki – National Center for Postsecondary Research, 2011
In 2009, the National Center for Postsecondary Research (NCPR) launched an evaluation of eight developmental summer bridge programs in Texas to assess whether these programs reduce the need for developmental coursework and improve student outcomes in college. The evaluation uses an experimental design to measure the effects of these programs on…
Descriptors: Control Groups, Research Design, Summer Programs, Community Colleges
