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McConeghy, Kevin; Wing, Coady; Wong, Vivian C. – Society for Research on Educational Effectiveness, 2015
Randomized experiments have long been established as the gold standard for addressing causal questions. However, experiments are not always feasible or desired, so observational methods are also needed. When multiple observations on the same variable are available, a repeated measures design may be used to assess whether a treatment administered…
Descriptors: Replication (Evaluation), Benchmarking, Quasiexperimental Design, Comparative Analysis
Klecker, Beverly M.; Klecker, Richard L. – Online Submission, 2014
This descriptive research study examined 2013 NAEP 12th-grade mathematics scores by students' use of graphing calculators in math classes and the kind of calculator students used during NAEP assessment. NAEP Data Explorer analysis included two questions from Student Factors: How often do you use these different kinds of calculators in math class?…
Descriptors: Grade 12, High School Students, Mathematics Achievement, Scores
Meredith, Julie; Anderson, Leslie M. – Policy Studies Associates, Inc., 2015
City Year is a learning organization committed to the rigorous evaluation of its "Whole School Whole Child" model, which trains and deploys teams of AmeriCorps members to low-performing, urban schools to empower more students to reach their full potential. A third-party study by Policy Studies Associates (PSA) examined the impact of…
Descriptors: Program Evaluation, Program Effectiveness, Comparative Analysis, Standardized Tests