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Statistical Conclusion Validity in Ex Post Facto Designs: Practicality in Evaluation.
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Lee, Barbara – Educational Evaluation and Policy Analysis, 1985
ifferent evaluation models were applied to data from a high school career education program to investigate problems in statistical conclusion validity and program effectiveness judgments. If potential threats to internal validity are analyzed and protection strategies are developed, more confidence in unplanned ex post facto design using a…
Descriptors: Career Education, Comparative Analysis, Evaluation Methods, High Schools
Validating Exemplary Programs: Methods and Criteria.
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Walberg, Herbert J.; Niemiec, Richard P. – Educational Evaluation and Policy Analysis, 1993
Several validation methods for the identification and dissemination of exemplary educational programs are explored, and the rationales for methods developed by the Program Effectiveness Panel are discussed. Comparative advantages and disadvantages of four selected methods are reviewed, and recommendations are made for policymakers and…
Descriptors: Comparative Analysis, Curriculum Evaluation, Demonstration Programs, Elementary Secondary Education
Comparing and Contrasting the National Research Council Report "On Evaluating Curricular Effectiveness" with the What Works Clearinghouse Approach
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Confrey, Jere – Educational Evaluation and Policy Analysis, 2006
This article summarizes the findings of the National Research Council (NRC) report "On Evaluating Curricular Effectiveness" and examines the reviews in middle grades mathematics undertaken by the What Works Clearinghouse (WWC). The NRC report reviewed and assessed 147 key evaluations of 13 National Science Foundation-supported K-12 mathematics…
Descriptors: Program Effectiveness, Elementary Secondary Education, Quasiexperimental Design, Content Analysis