Choi, J., Rho, Y.J. & Lai, E. (2021). Measuring in-platform learning in online learning systems that support formative assessment. Paper presented at the 2021 Annual Meeting of the National Council on Measurement in Education, Baltimore, MD.
Choi, J., DiCerbo, K.E., Lai, E., Ventura, M. (2020). Isolating construct-irrelevant variance in interactive simulations for science assessment. Paper presented at the 2020 Annual Meeting of the National Council on Measurement in Education, San Francisco, CA.
Choi, J., DiCerbo, K.E., Ventura, M., Lai, E., Wood, J., & Iverson, J. (2019). Measuring proficiency using interactive simulation data: Empirical comparison of evidence aggregation methods. Paper presented at the 2019 Annual Meeting of the National Council on Measurement in Education, Toronto, ON, Canada.
Choi, J. & Bogucki, M. (2018). Hints, multiple attempts, and learning outcomes in computer-based formative assessment. Paper presented at the 2018 Annual Meeting of the National Council on Measurement in Education, New York, NY.
Choi, J. & Walters, A. (2018). Exploring the impact of small-group synchronous discourse sessions in online math learning. Paper presented at the 2018 Annual Meeting of the American Educational Research Association, New York, NY.
Choi, J. & Walters, A. (2017). Does self-reflection matter for math performance in a virtual learning environment? Paper presented at the American Educational Research Association Annual Meeting, San Antonio, TX.
Choi, J., Duncan, R.G., & Castro-Faix, M. (2016). Validating assessments for a genetics learning progression. Paper presented at the American Educational Research Association Annual Meeting, Washington, D.C.
Choi, J. & Duncan, R.G. (2015). Some Psychometric Heuristics for Evaluating Performance of Assessment Items. Poster presented at the International Meeting of Psychometric Society, Beijing, China.
Choi, J. & Duncan, R.G. (2014). Understanding the relationships within and between constructs of a learning progression: Combining multidimensional item response modeling and latent class analysis. Paper presented at the International Conference of the Learning Sciences, Boulder, CO.
Choi, J., Yang, J-.S., & Duncan, R.G. (2014). Bayesian network analysis of contingencies in learning progressions. Paper presented at the National Council on Measurement in Education Annual Meeting, Philadelphia, PA.
Choi, J. & Shin, H.J. (2013). Multidimensional item bundle models with rater effects. Paper presented at the National Council on Measurement in Education Annual Meeting, San Francisco, CA.
Duncan, R.G., Castro-Faix, M., & Choi, J. (2013). Informing a learning progression in genetics: Which should be taught first Mendel or DNA? Paper presented at the National Association for Research in Science Teaching Annual Meeting, Rio Grande, Puerto Rico.
Choi, J., Wilson, M., & Rabe-Hesketh, S. (2012). An evaluation of GLLAMM approach to Generalizability in Item Response Modeling. Paper presented at the National Council on Measurement in Education Annual Meeting, Vancouver, Canada.
Choi, J., Shin, H.J., Draney, K. Anderson, C.W., & Wilson, M. (2012). Exploring the relationship between forced-choices and constructed responses of mixed-format items using MIRT estimates. Poster presented at the National Council on Measurement in Education Annual Meeting, Vancouver, Canada.
Shin, H.J. & Choi, J. (2012). Using the Rater Bundle Model (RBM) and the Hierarchical Rater Model (HRM) for polytomous data. Poster presented at the National Council on Measurement in Education Annual Meeting, Vancouver, Canada.
Shin, H.J. & Choi, J. (2012). Using IRT Models for classifying students onto levels of achievement. Paper presented at the International Objective Measurement Workshop, Vancouver, Canada.
Choi, J., Wilson, M.R., & Rabe-Hesketh, S. (2011). Generalizability in Item Response Theory using GLLAMM framework. Paper presented at the International Meeting of Psychometric Society, Hong Kong, China.
Choi, J., Shin, H.J., Lee, Y.-S., & Draney, K. (2011). Dimensionality in extended constructed responses with local dependency. Paper presented at the American Educational Research Association Annual Meeting, New Orleans, LA.
Shin, H.J. & Choi, J. (2011). Detecting rater effects: Comparison of Many-facet Rasch Model, Rater Bundle Model, and Hierarchical Bundle Model. Poster presented at the National Council on Measurement in Education Annual Meeting, New Orleans, LA.
Chen, J., Lee, Y-.S., Choi, J., Draney, K., & Anderson, C.W. (2011). Developing reliable and valid assessment items to assess K- students’ learning progression of carbon cycling. Paper presented at the National Association for Research in Science Teaching Annual Meeting, Orlando, FL.
Lee, Y.-S., Choi, J., & Draney, K. (2010). The Carbon Cycle Learning Progression project: Developing empirically based learning progression variables of science literacy. Paper presented at the International Objective Measurement Workshop, Denver, CO.
Choi, J., Chen, J., & Wilson, M. (2010). Application of the Multidimensional Random Item Profiles model for validating an educational assessment framework. Paper presented at the National Council on Measurement in Education Annual Meeting, Denver, CO.
Chen, J., Anderson, C.W., Choi, J., Lee, Y.-S., & Draney, K. (2010). Assessing K- students’ learning progression of carbon cycling. Paper presented at the National Association for Research in Science Teaching Annual Meeting, Philadelphia, PA.
Jin, H., Choi, J. & Anderson, C.W. (2009). Development and validation of assessments for a learning progression on carbon cycling in socio-ecological systems. Paper presented at the Learning Progressions in Science (LeaPS) Conference, Iowa City, IA.
Choi, J., Briggs, D. & Wilson, M. (2009). Multidimensional extension of the Generalizability in Item Response Modeling (GIRM). Paper presented at the National Council on Measurement in Education Annual Meeting, San Diego, CA.
Choi, J., Lee, Y.-S. & Draney, K. (2009). Principle-based and process-based multidimensionality and rater effects in validation of the carbon cycle learning progression. Paper presented at the American Educational Research Association Annual Meeting, San Diego, CA.
Onyancha, K., Draney, K., Choi, J., Lee, Y-.S., & Anderson, C.W. (2009). Secondary students’ accounts of carbon-transforming processes before and after instruction. Paper presented at the National Association for Research in Science Teaching Annual Meeting, Garden Grove, CA.
Mohan, L., Chen, J., Baek, H., Anderson, C.W., Choi, J. & Lee, Y.-S. (2009). Validation of a multi-year carbon cycle learning progression. Paper presented at the National Association for Research in Science Teaching Annual Meeting, Garden Grove, CA.
Choi, J. (2008). Measuring positiveness towards educational policy. Paper presented at the International Objective Measurement Workshop, New York, NY.
Choi, J. (2008). Evaluating a scale for stress on college entrance exams. Paper presented at the American Educational Research Association Annual Meeting, New York, NY.
Draney, K., Choi, J. & Lee, Y.-S. (2008). Empirical validation of a learning progression (Using the BEAR Assessment System). Poster presented at the AERA Annual Meeting, New York, NY.
Draney, K., Hawkins, L. M., Piety, P. & Choi, J. (2007). Learning progressions in the carbon cycle. Paper presented at the American Educational Research Association Annual Meeting, Chicago, IL.
Invited Presentations
Choi, J. (2014). Bayesian network analysis of contingencies in learning progressions. Invited presentation at the Berkeley Evaluation and Assessment Research Seminar. May 6th, 2014. Graduate School of Education, University of California at Berkeley, Berkeley, CA.
Choi, J. (2012). Issues in combining Generalizability Theory and Item Response Theory. Invited presentation at the Berkeley Evaluation and Assessment Research Seminar. November 20th, 2012. Graduate School of Education, University of California at Berkeley, Berkeley, CA.
Choi, J. (2012). Combining Generalizability Theory and Item Response Theory using GLLAMM framework. Invited presentation at the Educational Statistics and Measurement Colloquium. October 26th, 2012. Graduate School of Education, Rutgers, the State University of New Jersey, New Brunswick, NJ.
Choi, J. (2012). Introduction to Generalizability Theory. Invited presentation at the course EDUC 299: Special Topics in Measurement. February 10th, 2012. Graduate School of Education, University of California, Berkeley, CA.
Choi, J. (2009). Reliability. Invited presentation at the course EDUC A: Measurement in Education and the Social Sciences I. October 14th, 2009. Graduate School of Education, University of California, Berkeley, CA.
Workshops and Training Sessions
Betebenner, D., Choi, J., Shim, H., Lefly, D., & Huchton, M. (2009). An introduction to student growth percentiles: Concepts, estimation and use. Training session presented at the National Council on Measurement in Education Annual Meeting, San Diego, CA.
Choi, J., Draney, K. & Wilson, M. (2008). Software demonstration of ConQuest and ConstructMap. Workshop presented at the DFG-Schwerpunktprogramm Kompetenzmodelle, Jena, Germany.
Liu, L. & Choi, J. (2008). Using ConQuest software. Workshop presented at the International Objective Measurement Workshop, New York, NY.
Other Presentations
Choi, J., Shin, H.J., Lee, Y.-S., & Draney, K. (2011). Multidimensional bundle modeling for validating a complex learning progression framework. Paper presented at the Graduate School of Education (GSE) Annual Research Day, University of California at Berkeley, Berkeley, CA.
Choi, J., & Choi, I. (2009). How differently do you perceive a set of items than other people?: An application of random item profiles model. Paper presented at the Graduate School of Education (GSE) Annual Research Day, University of California at Berkeley, Berkeley, CA.
Choi, J. (2008). Multidimensional extension of Generalizability in Item Response Modeling. Paper presented at the Graduate School of Education (GSE) Annual Research Day, University of California at Berkeley, Berkeley, CA.
Draney, K., Wilson, M., Choi, J. & Lee, Y.-S. (2007). Developing progress variables and learning progressions for the carbon cycle. Paper presented at the Knowledge Sharing Institute of the Center for Curriculum Studies in Science, Washington, D.C.
Choi, J. (2007). An empirical comparison between logistic regression models and logistic multilevel models. Paper presented at the Graduate School of Education (GSE) Annual Research Day, University of California at Berkeley, Berkeley, CA.