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Tang, Yang; Cook, Thomas D.; Kisbu-Sakarya, Yasemin – Society for Research on Educational Effectiveness, 2015
Regression discontinuity design (RD) has been widely used to produce reliable causal estimates. Researchers have validated the accuracy of RD design using within study comparisons (Cook, Shadish & Wong, 2008; Cook & Steiner, 2010; Shadish et al, 2011). Within study comparisons examines the validity of a quasi-experiment by comparing its…
Descriptors: Pretests Posttests, Statistical Bias, Accuracy, Regression (Statistics)
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Phelps, Geoffrey; Jones, Nathan; Kelcey, Ben; Liu, Shuangshuang; Kisa, Zahid – Society for Research on Educational Effectiveness, 2013
Growing interest in teaching quality and accountability has focused attention on the need for rigorous studies and evaluations of professional development (PD) programs. However, the study of PD has been hampered by a lack of suitable instruments. The authors present data from the Teacher Knowledge Assessment System (TKAS), which was designed to…
Descriptors: Benchmarking, Knowledge Base for Teaching, Effect Size, Professional Development
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Cordray, David S.; Pion, Georgine M.; Brandt, Chris; Molefe, Ayrin – Society for Research on Educational Effectiveness, 2013
One of the most widely used commercially available systems incorporating benchmark assessment and training in differentiated instruction is the Northwest Evaluation Association's (NWEA) Measures of Academic Progress (MAP) program. The MAP program involves two components: (1) computer-adaptive assessments administered to students three to four…
Descriptors: Student Evaluation, Individualized Instruction, Computer Assisted Testing, Educational Assessment