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Lord, Frederic M. – Psychometrika, 1985
Given a loss function, an asymptotic method for optimal test design for a specified target population of examinees is presented. Also, of more practical use, given an existing unidimensional test and target population, a way is presented to find the loss function for which the test is optimal. (NSF)
Descriptors: Error of Measurement, Higher Education, Item Sampling, Latent Trait Theory
Lockwood, Robert E.; And Others – 1986
Standards, passing scores, or cut scores have been seen as an element of criterion-referenced tests since their introduction. This paper discusses at least two issues surrounding the establishment of cut scores which appear to need clarification: (1) the theoretical definition of a cut score; and (2) decisions which must be made in selecting a…
Descriptors: Criterion Referenced Tests, Cutting Scores, Error of Measurement, High Schools