%0 Conference Paper %B Paper presented at the annual meeting of the National Council on Measurement in Education %D 1994 %T Pinpointing PRAXIS I CAT characteristics through simulation procedures %A Eignor, D. R. %A Folk, V.G., %A Li, M.-Y. %A Stocking, M. L. %B Paper presented at the annual meeting of the National Council on Measurement in Education %C New Orleans, LA %0 Journal Article %J Applied Psychological Measurement %D 1989 %T Adaptive estimation when the unidimensionality assumption of IRT is violated %A Folk, V.G., %A Green, B. F. %B Applied Psychological Measurement %V 13 %P 373-389 %G eng