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Two-phase item selection procedure for flexible content balancing in CAT. Applied Psychological. Measurement, 3, 467–482.
. (2007). Simulating nonmodel-fitting responses in a CAT Environment (Research Report 98-10). Iowa City IA: ACT Inc. (Also presented at National Council on Measurement in Education, 1999: ERIC No. ED 427 042).
. (1998). Multiple stratification CAT designs with content control. Unpublished manuscript.
. (2000). Incorporating the Sympson-Hetter exposure control method into the a-stratified method with content blocking. In Paper presented at the annual meeting of the American Educational Research Association. New Orleans, LA.
. (2002). yi02-01.pdf (386.73 KB)Implementing the a-stratified method with b blocking in computerized adaptive testing with the generalized partial credit model. In Paper presented at the annual meeting of the American Educational Research Association. Chicago IL.
. (2003). yi03-01.pdf (495.88 KB)Impact of scoring options for not reached items in CAT. In Paper presented at the annual meeting of the National Council on Measurement in Education. Seattle WA.
. (2001). yi01-01.pdf (231.72 KB)Identifying practical indices for enhancing item pool security. In Paper presented at the annual meeting of the National Council on Measurement in Education (NCME). Montreal, Canada.
. (2005). Effects of test administration mode on item parameter estimates. In Paper presented at the annual meeting of the National Council on Measurement in Education. Chicago IL.
. (2003). yi03-02.pdf (232.48 KB)Effects of nonequivalence of item pools on ability estimates in CAT. In Paper presented at the annual meeting of the National Council on Measurement in Education. New Orleans LA.
. (2000). ba00-01.pdf (656.37 KB)Data sparseness and on-line pretest item calibration-scaling methods in CAT. Journal of Educational Measurement, 39, 207-218.
. (2002). Data sparseness and online pretest calibration/scaling methods in CAT. In Paper presented at the annual meeting of the American Educational Research Association. Seattle.
. (2001). Comparison of the SPRT and CMT procedures in computerized adaptive testing. In Paper presented at the annual meeting of the American Educational Research Association. Seattle WA.
. (2001). Comparison of the a-stratified method, the Sympson-Hetter method, and the matched difficulty method in CAT administration. In Paper presented at the annual meeting of the Psychometric Society. Lawrence KS.
. (1999). A comparative study of on line pretest item—Calibration/scaling methods in computerized adaptive testing. Journal of Educational Measurement, 38, 191-212.
. (2001). a-Stratified multistage CAT design with content-blocking. British Journal of Mathematical and Statistical Psychology, 56, 359–378.
. (2003). a-stratified CAT design with content-blocking. In Paper presented at the Annual Meeting of the Psychometric Society. King of Prussia, PA.
. (2001). yi01-02.pdf (409.92 KB)Adjusting "scores" from a CAT following successful item challenges. In Paper presented at the annual meeting of the American Educational Research Association. Montreal, Canada.
. (1999). wa99-01.pdf (149.06 KB)