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Adaptive Testing1
Mathematics1
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Journal of Educational…1
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Li, Yuan H.1
Schafer, William D.1
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Increasing the Homogeneity of CAT's Item-Exposure Rates by Minimizing or Maximizing Varied Target Functions while Assembling Shadow Tests
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Li, Yuan H.; Schafer, William D. – Journal of Educational Measurement, 2005
A computerized adaptive testing (CAT) algorithm that has the potential to increase the homogeneity of CAT's item-exposure rates without significantly sacrificing the precision of ability estimates was proposed and assessed in the shadow-test (van der Linden & Reese, 1998) CAT context. This CAT algorithm was formed by a combination of…
Descriptors: Mathematics, Adaptive Testing