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Qualls-Payne, Audrey L. – Journal of Educational Measurement, 1992
Six methods for estimating the standard error of measurement (SEM) at specific score levels are compared by comparing score level SEM estimates from a single test administration to estimates from two test administrations, using Iowa Tests of Basic Skills data for 2,138 examinees. L. S. Feldt's method is preferred. (SLD)
Descriptors: Comparative Testing, Elementary Education, Elementary School Students, Error of Measurement
Peer reviewed Peer reviewed
Martinez, Michael E. – Journal of Educational Measurement, 1991
Figural response items (FRIs) in science were administered to 347 fourth graders, 365 eighth graders, and 322 twelfth graders. Item and test statistics from parallel FRIs and multiple-choice questions illustrate FRIs' more difficult and more discriminating nature. Relevance of guessing to FRIs and diagnostic value of the item type are highlighted.…
Descriptors: Comparative Testing, Constructed Response, Elementary School Students, Elementary Secondary Education