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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)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)a-Stratified multistage CAT design with content-blocking. British Journal of Mathematical and Statistical Psychology, 56, 359–378.
. (2003). A comparative study of on line pretest item—Calibration/scaling methods in computerized adaptive testing. Journal of Educational Measurement, 38, 191-212.
. (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). 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). 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). Data sparseness and on-line pretest item calibration-scaling methods in CAT. Journal of Educational Measurement, 39, 207-218.
. (2002). 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)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)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). 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)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)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)Multiple stratification CAT designs with content control. Unpublished manuscript.
. (2000). 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). Two-phase item selection procedure for flexible content balancing in CAT. Applied Psychological. Measurement, 3, 467–482.
. (2007).