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Download full textNorton, Jan – NADE Digest, 2006
Studies in education often report the differences between participants' and non-participants' test scores, course grades, retention, and other criteria. When participants' average performance is higher, it can be difficult to attribute the improvements to participation. Comparing participants and non-participants on other measures can strengthen…
Descriptors: Educational Research, Research Methodology, Comparative Analysis, Student Characteristics
Peer reviewedBaker, Frank B.; Al-Karni, Ali – Journal of Educational Measurement, 1991
Two methods of computing test equating coefficients under item response theory by the following authors are compared: (1) B. H. Loyd and H. D. Hoover (1980); and (2) M. L. Stocking and F. M. Lord (1983). Conditions under which the method of Stocking and Lord is preferable are described. (SLD)
Descriptors: Ability, College Entrance Examinations, Comparative Analysis, Equated Scores
Livingston, Samuel A.; And Others – 1989
Combinations of five methods of equating test forms and two methods of selecting samples of students for equating were compared for accuracy. The two sampling methods were representative sampling from the population and matching samples on the anchor test score. The equating methods were: (1) the Tucker method; (2) the Levine method; (3) the…
Descriptors: Comparative Analysis, Data Collection, Equated Scores, High School Students
Direct linkAmos, Jason, Ed. – Alliance for Excellent Education, 2006
"Straight A's: Public Education Policy and Progress" is a biweekly newsletter that focuses on education news and events both in Washington, DC and around the country. The following articles are included in this issue: (1) "Saving Futures, Saving Dollars": Five Percent Increase in Male Graduation Rate Could Lead to Savings of $8…
Descriptors: Graduation Rate, Graduation, Academic Achievement, Foreign Countries
Schultz, Matthew T.; Geisinger, Kurt F. – 1992
Research efforts have established that the Mantel-Haenszel procedure (MHP) is an effective method for detecting the presence of test items exhibiting differential item functioning (DIF). While the MHP has been advocated for situations where item response theory based methods may not be usable, recent findings have suggested that the performance of…
Descriptors: College Entrance Examinations, Comparative Analysis, Control Groups, Equations (Mathematics)
