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Filters: Author is Lewis, C.  [Clear All Filters]
Book Chapter
Stocking, M. L., & Lewis, C.. (2000). Methods of controlling the exposure of items in CAT. In . W. J. van der Linden and C. A. W. Glas (eds.), Computerized adaptive testing: Theory and practice (pp. 163-182). Norwell MA: Kluwer.
Chajewski, M., & Lewis, C.. (2009). Optimizing item exposure control algorithms for polytomous computerized adaptive tests with restricted item banks. In . D. J. Weiss (Ed.), Proceedings of the 2009 GMAC Conference on Computerized Adaptive Testing.
PDF icon cat09chajewski.pdf (922.78 KB)
Lewis, C. (2007). Some thoughts on controlling item exposure in adaptive testing. In . D. J. Weiss (Ed.), Proceedings of the 2007 GMAC Conference on Computerized Adaptive Testing.
PDF icon cat07lewis.pdf (356.34 KB)
Conference Paper
Yan, D., Lewis, C., & Stocking, M.. (1998). Adaptive testing without IRT. In Paper presented at the annual meeting of the National Council on Measurement in Education. San Diego CA.
McLeod, L. D., & Lewis, C.. (1998). A Bayesian approach to detection of item preknowledge in a CAT. In Paper presented at the annual meeting of the National Council on Measurement in Education. San Diego CA.
Smith, R. L., & Lewis, C.. (1995). A Bayesian computerized mastery model with multiple cut scores. In Paper presented at the annual meeting of the National Council on Measurement in Education. San Francisco CA.
Smith, R. L., & Lewis, C.. (2002). A comparison of computer mastery models when pool characteristics vary. In Paper presented at the annual meeting of the National Council on Measurement in Education. New Orleans LA.
PDF icon sm02-01.pdf (691.36 KB)
Way, W. D., Lewis, C., & Smith, R. L.. (1995). A comparison of two IRT-based models for computerized mastery testing when item parameter estimates are uncertain. In Paper presented at the annual meeting of the American Educational Research Association. San Francisco.
Smith, R., & Lewis, C.. (1998). Expected losses for individuals in Computerized Mastery Testing. In Paper presented at the annual meeting of National Council on Measurement in Education. San Diego.
Smith, R., & Lewis, C.. (1997). Incorporating decision consistency into Bayesian sequential testing. In Paper presented at the annual meeting of National Council on Measurement in Education. Chicago.
McLeod, L. D., & Lewis, C.. (1998). A new approach for the detection of item preknowledge in computerized adaptive testing. In Paper presented at the annual meeting of the Psychometric Society. Urbana, IL.
McLeod, L. D., & Lewis, C.. (1996). Person-fit indices and their role in the CAT environment. In Paper presented at the annual meeting of the National Council on Measurement in Education. New York.
David, L. A., & Lewis, C.. (1996). Person-fit indices and their role in the CAT environment. In Paper presented at the Annual meeting of the National Council on Measurement in Education. New York NY.
Smith, R., & Lewis, C.. (1996). A search procedure to determine sets of decision points when using testlet-based Bayesian sequential testing procedures. In Paper presented at the annual meeting of National Council on Measurement in Education. New York.
Journal Article
Ruiz, B., Fitz, P. A., Lewis, C., & Reidy, C.. (1995). Computer-adaptive testing: A new breed of assessment. Journal of the American Dietetic Association, 95, 1326-1327.
Ruiz, B., Fitz, P. A., Lewis, C., & Reidy, C.. (1995). Computer-adaptive testing: A new breed of assessment. Journal of the American Dietetic Association, 95, 1326-1327.
Lewis, C., & Sheehan, K.. (1988). Computerized mastery testing. Machine-Mediated Learning, 2, 283-286.
Du, Y., Lewis, C., & Pashley, P. J.. (1993). Computerized mastery testing using fuzzy set decision theory. Applied Measurement in Education, 6, 181-193.
Sheehan, K., & Lewis, C.. (1992). Computerized Mastery Testing With Nonequivalent Testlets. Applied Psychological Measurement, 16(1), 65-76.
PDF icon v16n1p065.pdf (726.94 KB)
Sheehan, K.,, & Lewis, C.. (1992). Computerized mastery testing with nonequivalent testlets. Applied Psychological Measurement, 16, 65-76.
Stocking, M. L., & Lewis, C.. (1998). Controlling item exposure conditional on ability in computerized adaptive testing. Journal of Educational & Behavioral Statistics, 23, 57-75.
McLeod L. D.,, & Lewis, C.. (1999). Detecting item memorization in the CAT environment. Applied Psychological Measurement, 23, 147-160.
Wainer, H.,, & Lewis, C.. (1990). Toward a psychometrics for testlets. Journal of Educational Measurement, 27, 1-14.
Lewis, C., & Sheehan, K.. (1990). Using Bayesian Decision Theory to Design a Computerized Mastery Test. Applied Psychological Measurement, 14(4), 367-386.
PDF icon v14n4p367.pdf (1.29 MB)
Miscellaneous
Wainer, H.,, Kaplan, B., & Lewis, C.. (1991). Some empirical guidelines for building testlets (Technical Report 91-56). Princeton NJ: Educational Testing Service, Program Statistics Research.
Report
Schaeffer, G. A., Bridgeman, B., Golub-Smith, M. L., Lewis, C., Potenza, M. T., & Steffen, M.. (1998). Comparability of paper-and-pencil and computer adaptive test scores on the GRE General Test (No. ETS Research Report 98-38). presented at the August, 1998, Princeton, N.J.: Educational Testing Services.