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Optimal stratification of item pools in α-stratified computerized adaptive testing. Applied Psychological Measurement, 27, 262-274.
. (2003). Hypergeometric family and item overlap rates in computerized adaptive testing. Psychometrika, 67, 387-398.
. (2002). Hypergeometric family and item overlap rates in computerized adaptive testing. Psychometrika, 67, 387-398.
. (2002). Building Affordable CD-CAT Systems for Schools To Address Today's Challenges In Assessment. In Annual Conference of the International Association for Computerized Adaptive Testing.
. (2011). IACAT 2011 Affordable CAT Systems Chang.pdf (1.55 MB)