TY - CONF T1 - A comparison of online calibration methods for a CAT T2 - Presented at the National Council on Measurement on Education Y1 - 2006 A1 - Morgan, D. L. A1 - Way, W. D. A1 - Augemberg, K.E. JF - Presented at the National Council on Measurement on Education CY - San Francisco, CA ER -