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Wheadon, Christopher – Research Papers in Education, 2013
This paper describes how item response theory (IRT) methods of test-equating could be applied to the maintenance of public examination standards in England. IRT methods of test-equating have been sparingly applied to the main public examinations in England, namely the General Certificate of Secondary Education (GCSE), the equivalent of a school…
Descriptors: Test Theory, Foreign Countries, Exit Examinations, Item Response Theory
Pine, Steven M.; Weiss, David J. – 1978
This report examines how selection fairness is influenced by the characteristics of a selection instrument in terms of its distribution of item difficulties, level of item discrimination, degree of item bias, and testing strategy. Computer simulation was used in the administration of either a conventional or Bayesian adaptive ability test to a…
Descriptors: Adaptive Testing, Bayesian Statistics, Comparative Testing, Computer Assisted Testing