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Download full textLivingston, Samuel A.; Kim, Sooyeon – ETS Research Report Series, 2010
A series of resampling studies investigated the accuracy of equating by four different methods in a random groups equating design with samples of 400, 200, 100, and 50 test takers taking each form. Six pairs of forms were constructed. Each pair was constructed by assigning items from an existing test taken by 9,000 or more test takers. The…
Descriptors: Equated Scores, Accuracy, Sample Size, Sampling
Du Bose, Pansy; Kromrey, Jeffrey D. – 1993
Empirical evidence is presented of the relative efficiency of two potential linkage plans to be used when equivalent test forms are being administered. Equating is a process by which scores on one form of a test are converted to scores on another form of the same test. A Monte Carlo study was conducted to examine equating stability and statistical…
Descriptors: Art Education, Comparative Testing, Computer Simulation, Equated Scores
