. (1996). Effects of answer review and test anxiety on the psychometric and motivational characteristics of computer-adaptive and self-adaptive vocabulary tests. In Paper presented at the annual meeting of the National Council on Measurement in Education. New York.
. (2000). Limiting answer review and change on computerized adaptive vocabulary tests: Psychometric and attitudinal results. Journal of Educational Measurement, 37, 21-38.
. (1992). How review options and administration mode influence scores on computerized vocabulary tests. In Paper presented at the annual meeting of the National Council on Measurement in Education. San Francisco CA.
. (1998). Reviewing and changing answers on computer-adaptive and self-adaptive vocabulary tests. Journal of Educational Measurement, 35, 328-345.
. (1997). Computerized adaptive and fixed-item testing of music listening skill: A comparison of efficiency, precision, and concurrent validity. Journal of Educational Measurement, 34, 43-63.
. (1990). Creating adaptive tests of musical ability with limited-size item pools. In . D. Dalton (Ed.), ADCIS 32nd International Conference Proceedings (pp. 105-112). Columbus OH: Association for the Development of Computer-Based Instructional Systems.
. (1990). MusicCAT: An adaptive testing program to assess musical ability. In Paper presented at the ADCIS 32nd International Conference. San Diego CA.
. (1994). Computerized-adaptive and self-adapted music-listening tests: Features and motivational benefits. Applied Measurement in Education, 7, 25-51.
. (1993). The efficiency, reliability, and concurrent validity of adaptive and fixed-item tests of music listening skills. In Paper presented at the annual meeting of the National Council on Measurement in Education. Atlanta GA.
. (1993). The development and evaluation of a computerized adaptive test of tonal memory. Journal of Research in Music Education, 41, 111-136.
. (1999). Creating computerized adaptive tests of music aptitude: Problems, solutions, and future directions. In . F. Drasgow and J. B. Olson-Buchanan (Eds.), Innovations in computerized assessment (pp. 151-176). Mahwah NJ: Erlbaum.
. (2002). Using judgments of item difficulty to change answers on computerized adaptive vocabulary tests. In Paper presented at the annual meeting of the American Educational Research Association. New Orleans LA.
. (1992). Computerized adaptive testing of music-related skills. Bulletin of the Council for Research in Music Education, 112, 29-49.
. (1987). An adaptive test of musical memory: An application of item response theory to the assessment of musical ability. Doctoral dissertation, University of Illinois. Dissertation Abstracts International, 49, 79A.
. (2017). Using Determinantal Point Processes for Multistage Testing. In IACAT 2017 Conference. presented at the 08/2017, Niigata, Japan: Niigata Seiryo University. Retrieved from https://drive.google.com/open?id=1GkJkKTEFWK3srDX8TL4ra_Xbsliemu1R
. (1984). An evaluation of the utility of large scale computerized adaptive testing. In Paper presented at the annual meeting of the American Educational Research Association. Chicago.
. (1984). An evaluation of the utility of large scale computerized adaptive testing. In Paper presented at the annual meeting of the American Educational Research Association. New Orleans LA.
. (2011). Optimal Calibration Designs for Computerized Adaptive Testing. In Annual Conference of the International Association for Computerized Adaptive Testing. presented at the 10/2011.
IACAT 2011 Verschoor Optimal Calibration Designs.pdf (164.38 KB). (2010). MATHCAT: A Flexible Testing System in Mathematics Education for Adults. In Elements of Adaptive Testing (pp. 137-150). doi:10.1007/978-0-387-85461-8
. (2011). A Test Assembly Model for MST. In Annual Conference of the International Association for Computerized Adaptive Testing. presented at the 10/2011.
IACAT 2011 Verschoor Radtke Eggen Test Assmebly Model.pdf (339.24 KB). (2017). Grow a Tiger out of Your CAT . In IACAT 2017 Conference. presented at the 08/2017, Niigata, Japan: Niigata Seiryo University.
. (2008). Utilizing Rasch measurement models to develop a computer adaptive self-report of walking, climbing, and running. Disability and Rehabilitation, 30, 458-467.
. (1999). The use of Rasch analysis to produce scale-free measurement of functional ability. American Journal of Occupational Therapy, 53, 83-90.
. (2000). Modifications of the branch-and-bound algorithm for application in constrained adaptive testing (Research Report 00-05). Enschede, The Netherlands: University of Twente, Faculty of Educational Science and Technology, Department of Measurement and Data Analysis.
. (2002). Mathematical-programming approaches to test item pool design (No. RR 02-09) (pp. 93-108). Twente, The Netherlands: University of Twente, Faculty of Educational Science and Technology.
. (2013). Uncertainties in the Item Parameter Estimates and Robust Automated Test Assembly. Applied Psychological Measurement, 37, 123-139. doi:10.1177/0146621612469825
. (2010). Designing Item Pools for Adaptive Testing. In Elements of Adaptive Testing (pp. 231-245). doi:10.1007/978-0-387-85461-8
. (2003). Implementing an alternative to Sympson-Hetter item-exposure control in constrained adaptive testing. In Paper presented at the Annual meeting of the National Council on Measurement in Education. Chicago IL.
. (2002). Multidimensional adaptive testing with constraints on test content. Psychometrika, 67, 575-588.
. (2003). Item selection in polytomous CAT. In . H. Yanai, A. Okada, K. Shigemasu, Y Kano, and J. J. Meulman (eds.), New developments in psychometrics (pp. 207-214). Tokyo, Japan: Springer-Verlag.
. (2000). Multidimensional adaptive testing with constraints on test content (Research Report 00-11). Enschede, The Netherlands: University of Twente, Faculty of Educational Science and Technology, Department of Measurement and Data Analysis.
. (2008). Implementing Sympson-Hetter Item-Exposure Control in a Shadow-Test Approach to Constrained Adaptive Testing. International Journal of Testing, 8, 272-289. doi:10.1080/15305050802262233
. (2000). Designing item pools for computerized adaptive testing. In Computerized adaptive testing: Theory and practice (pp. 149–162). Dendrecht, The Netherlands: Kluwer Academic Publishers.
. (2007). A multiple objective test assembly approach for exposure control problems in computerized adaptive testing (No. 2007-1). Measurement and Research Department Reports. Arnhem, The Netherlands: Cito.
. (1999). Designing item pools for computerized adaptive testing (Research Report 99-03 ). Enschede, The Netherlands: University of Twente, Faculty of Educational Science and Technology, Department of Measurement and Data Analysis.
. (2016). On the Issue of Item Selection in Computerized Adaptive Testing With Response Times. Journal of Educational Measurement, 53, 212–228. doi:10.1111/jedm.12110
. (2017). Robust Automated Test Assembly for Testlet-Based Tests: An Illustration with Analytical Reasoning Items. Frontiers in Education, 2, 63. doi:10.3389/feduc.2017.00063
Robust_ATA_veldkamp_paap_2017.pdf (184.33 KB). (2001). Implementing constrained CAT with shadow tests for large item pools. Submitted for publication.
. (2003). Item selection in polytomous CAT. In , New developments in psychometrics (pp. 207–214). Tokyo, Japan: Psychometric Society, Springer.
ve03027.pdf (78.48 KB). (2000). Taylor approximations to logistic IRT models and their use in adaptive testing. Journal of Educational and Behavioral Statistics, 25, 307-343.
. (1997). Statistical methods for computerized adaptive testing. Unpublished doctoral dissertation, University of Twente, Enschede, The Netherlands.
. (1994). Some new item selection criteria for adaptive testing (Research Rep 94-6). Enschede, The Netherlands: University of Twente, Department of Educational Measurement and Data Analysis.
. (2000). Detection of known items in adaptive testing with a statistical quality control method. Journal of Educational and Behavioral Statistics, 25, 373-389.
. (1994). A simple and fast item selection procedure for adaptive testing. Research (Report 94-13). University of Twente.
. (1997). Some new item selection criteria for adaptive testing. Journal of Educational and Behavioral Statistics, 22, 203-226.
. (1996). A comparison of adaptive self-referenced testing and classical approaches to the measurement of individual change. Unpublished doctoral dissertation, University of Minnesota.
. (2016). Multidimensional Computerized Adaptive Testing for Classifying Examinees With Within-Dimensionality. Applied Psychological Measurement, 40, 387-404. doi:10.1177/0146621616648931
. (2014). Item Selection Methods Based on Multiple Objective Approaches for Classifying Respondents Into Multiple Levels. Applied Psychological Measurement, 38, 187-200. doi:10.1177/0146621613509723
. (1999). Multidimensional adaptive testing with a minimum error-variance criterion. Journal of Educational and Behavioral Statistics, 24, 398-412.
. (2000). An integer programming approach to item bank design. Applied Psychological Measurement, 24, 139-150.
. (2000). Optimal stratification of item pools in a-stratified computerized adaptive testing (Research Report 00-07). Enschede, The Netherlands: University of Twente, Faculty of Educational Science and Technology, Department of Measurement and Data Analysis.
. (2000). Item selection and ability estimation in adaptive testing. In Computerized adaptive testing: Theory and practice (pp. 1–25). Dordrecht, The Netherlands: Kluwer Academic Publishers.
. (2008). Adaptive models of psychological testing. Zeitschrift für Psychologie / Journal of Psychology, 216(1), 3–11.
. (2003). A sequential Bayes procedure for item calibration in multi-stage testing. Manuscript in preparation.
. (2003). Bayesian checks on outlying response times in computerized adaptive testing. In . H. Yanai, A. Okada, K. Shigemasu, Y. Kano, Y. and J. J. Meulman, (Eds.), New developments in psychometrics (pp. 215-222). New York: Springer-Verlag.
. (2006). Equating scores from adaptive to linear tests. Applied Psychological Measurement, 30, 493-508.
. (2004). A sequential Bayesian procedure for item calibration in multistage testing. In Paper presented at the annual meeting of the National Council on Measurement in Education. San Diego CA.
. (2004). Constraining item exposure in computerized adaptive testing with shadow tests. Journal of Educational and Behavioral Statistics, 29, 273-291.