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Filters: Author is Schafer, W. D. [Clear All Filters]
. (2003). Multidimensional computerized adaptive testing in recovering reading and mathematics abilities. In Paper presented at the annual meeting of the American Educational Research Association. Chicago, IL.
li03-01.pdf (591.54 KB). (2005). Increasing the homogeneity of CAT's item-exposure rates by minimizing or maximizing varied target functions while assembling shadow tests. Journal of Educational Measurement, 42, 245-269.
. (2003). Increasing the homogeneity of CAT’s item-exposure rates by minimizing or maximizing varied target functions while assembling shadow tests. In Paper presented at the annual meeting of the American Educational Research Association. Chicago IL.
li03-02.pdf (417.96 KB). (2003). The effect of item selection method on the variability of CAT’s ability estimates when item parameters are contaminated with measurement errors. In Paper presented at the Annual meeting of the National Council on Measurement in Education. Chicago IL.
li03-03.pdf (274.97 KB). (2004). The context effects of multidimensional CAT on the accuracy of multidimensional abilities and the item exposure rates. In Paper presented at the annual meeting of the American Educational Research Association. San Diego CA.
li-04-01.pdf (201.85 KB). (2003). Accuracy of reading and mathematics ability estimates under the shadow-test constraint MCAT. In Paper presented at the annual meeting of the American Educational Research Association. Chicago IL.