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Schochet, Peter Z. – National Center for Education Evaluation and Regional Assistance, 2015
This report presents the statistical theory underlying the "RCT-YES" software that estimates and reports impacts for RCTs for a wide range of designs used in social policy research. The report discusses a unified, non-parametric design-based approach for impact estimation using the building blocks of the Neyman-Rubin-Holland causal…
Descriptors: Statistics, Computer Software, Inferences, Research Design
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Blackburn, Greg – E-Learning and Digital Media, 2015
The study investigates (1) the effectiveness of using eLearning-embedded stories and pictures in order to improve learning outcomes for students and (2) how universities can adopt innovative approaches to the creation of Problem-Based Learning (PBL) resources and embed them in educational technology for teaching domain-specific content, such as…
Descriptors: Electronic Learning, Instructional Effectiveness, Teaching Methods, College Freshmen
Rosenthal, James A. – Springer, 2011
Written by a social worker for social work students, this is a nuts and bolts guide to statistics that presents complex calculations and concepts in clear, easy-to-understand language. It includes numerous examples, data sets, and issues that students will encounter in social work practice. The first section introduces basic concepts and terms to…
Descriptors: Statistics, Data Interpretation, Social Work, Social Science Research
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Kraemer, Helena Chmura – Psychometrika, 1975
A selection of statistical problems commonly encountered in psychological or psychiatric research concerning correlation coefficients are re-evaluated in the light of recently developed simplifications in the forms of the distribution theory of the intraclass correlation coefficient, of the product-moment correlation coefficient, and the Spearman…
Descriptors: Correlation, Hypothesis Testing, Nonparametric Statistics, Statistical Significance
May, Richard B.; Konkin, Patrick R. – Educ Psychol Meas, 1970
Descriptors: Hypothesis Testing, Measurement Techniques, Nonparametric Statistics, Psychometrics
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Noether, Gottfried E. – Journal of Educational Statistics, 1985
The paper presents a unified approach to some of the more popular nonparametric methods in current use, providing the reader with new insights by exhibiting relationships to relevant population parameters. (Author/LMO)
Descriptors: Higher Education, Hypothesis Testing, Nonparametric Statistics, Regression (Statistics)
Porter, Andrew C.; McSweeney, Maryellen – 1974
A Monte Carlo technique was used to investigate the small sample goodness of fit and statistical power of several nonparametric tests and their parametric analogues when applied to data which violate parametric assumptions. The motivation was to facilitate choice among three designs, simple random assignment with and without a concomitant variable…
Descriptors: Analysis of Covariance, Analysis of Variance, Comparative Analysis, Goodness of Fit