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Gribbons, Barry; Herman, Joan – 1997
Among the different types of experimental design are two general categories: true experimental designs and quasi- experimental designs. True experimental designs include more than one purposively created group, common measured outcomes, and random assignment. Quasi-experimental designs are commonly used when random assignment is not practical or…
Descriptors: Comparative Analysis, Control Groups, Evaluation Methods, Evaluation Utilization
Brualdi, Amy – 1998
One of the benefits of performance based assessment is its allowance for the teacher to gather information about how the student understands and applies knowledge. In this Digest, the basic steps a teacher should take to plan and execute effective performance-based assessment are outlined. Coverage includes the steps of planning and executing…
Descriptors: Criteria, Educational Assessment, Evaluation Methods, Feedback
Bangert-Drowns, Robert L.; Rudner, Lawrence M. – 1991
Meta-analysis is a collection of systematic techniques for resolving apparent contradictions in research findings. Meta-analysts translate results from different studies to a common metric and statistically explore the relations between study characteristics and findings. Since G. Glass first used the term "meta-analysis" in 1976, it has…
Descriptors: Comparative Analysis, Data Collection, Definitions, Educational Research