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Obtaining Intended Weights When Combining Students' Scores. NCME Instructional Module.
Peer reviewed Peer reviewed
Oosterhof, Albert C. – Educational Measurement: Issues and Practice, 1987
This module describes a method for weighting various measures of student achievement, such as examinations and home assignments, in order to combine these measures into a final grade. Standard deviation methods receive extensive attention. (TJH)
Descriptors: Criterion Referenced Tests, Evaluation Criteria, Grading, Norm Referenced Tests
Interpreting NCE Scores.
Peer reviewed Peer reviewed
Hills, John R. – Educational Measurement: Issues and Practice, 1984
Normal Curve Equivalents (NCEs), a new score system for standardized tests, are used by school districts in reporting results to federal funding agencies. The author uses a quiz format to answer questions on the use of NCE scores. (EGS)
Descriptors: Scores, Scoring, Standardized Tests, Test Interpretation
An NCME Instructional Module on Traditional Equating Methodology.
Peer reviewed Peer reviewed
Kolen, Michael J. – Educational Measurement: Issues and Practice, 1988
An instructional module is presented to promote a conceptual understanding of test form equating using traditional methods. Equating is distinguished from scaling. The equating methods described are: (1) mean; (2) linear; and (3) equipercentile. The module includes a self-test. (SLD)
Descriptors: College Entrance Examinations, College Students, Equated Scores, Higher Education
NCME Instructional Module: IRT Equating Methods.
Peer reviewed Peer reviewed
Cook, Linda L.; Eignor, Daniel R. – Educational Measurement: Issues and Practice, 1991
This paper provides the basis for understanding score equating through item response theory (IRT). Theoretical justifications and practical advantages of IRT true-score test procedures are discussed. Three steps in the equating process are specified, and a self-test is included. (SLD)
Descriptors: Equated Scores, Equations (Mathematics), Item Response Theory, Mathematical Models