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Feldt, Leonard S. – Applied Measurement in Education, 1997
It has often been asserted that the reliability of a measure places an upper limit on its validity. This article demonstrates in theory that validity can rise when reliability declines, even when validity evidence is a correlation with an acceptable criterion. Whether empirical examples can actually be found is an open question. (SLD)
Descriptors: Correlation, Criteria, Reliability, Test Construction
Peer reviewed Peer reviewed
Loyd, Brenda H. – Applied Measurement in Education, 1988
The impact of item response theory (IRT) on the measurement practitioner is discussed, with a review of potential benefits. The complexity of IRT theory and procedures and the lack of robustness of IRT procedures to violation of assumptions must be recognized for the measurement practitioner to realize its advantages. (SLD)
Descriptors: Educational Researchers, Evaluation Methods, Evaluators, Latent Trait Theory
Peer reviewed Peer reviewed
Haladyna, Thomas M.; Downing, Steven M. – Applied Measurement in Education, 1989
A taxonomy of 43 rules for writing multiple-choice test items is presented, based on a consensus of 46 textbooks. These guidelines are presented as complete and authoritative, with solid consensus apparent for 33 of the rules. Four rules lack consensus, and 5 rules were cited fewer than 10 times. (SLD)
Descriptors: Classification, Interrater Reliability, Multiple Choice Tests, Objective Tests