Publications
Zopluoglu, C. (in review). Simultaneous Detection of Compromised Items and Examinees with Item Preknowledge using Response Time Information.
Zopluoglu, C. (in preparation). Simultaneous Detection of Compromised Items and Examinees with Item Preknowledge using Both Response Accuracy and Response Time.
Zopluoglu, C. (in preparation). Simultaneous Detection of Compromised Items and Examinees with Item Preknowledge using Response Accuracy: Improvements on the Deterministic Gated Item Response Model.
Zopluoglu, C., Combs, T. (in preparation). Modeling Response Times with Variable Latent Speed as a Piecewise Function.
Zopluoglu, C. & colleagues (in preparation). GeoCAT: Designing a Computerized Adaptive Test to Measure Geometry Knowledge for K-3 Grades.
Zopluoglu, C. & Lockwood, JR (2024). A Comparative study of item response theory models for mixed discrete-continuous responses. Journal of Intelligence, 12(3), 26. https://doi.org/10.3390/jintelligence12030026
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Duff, J.H., Scarpa, M., Zopluoglu, C., & Prilleltensky, I. (2024). The development and initial validation of the Multidimensional Fairness Scale. Social Justice Research,37,213-238. https://doi.org/10.1007/s11211-024-00440-2
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Dietz, S., Prilleltensky, I., McMahon, A., Zopluoglu, C., Lipsky, M.(2023). Assessing a culture of belonging in a higher education context: Development and initial validation of the Culture of Belonging Barometer. Journal of Student Affairs Research and Practice, 61(2), 202-218. https://doi.org/10.1080/19496591.2023.2221210
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Kasli, M., Zopluoglu, C., & Toton, S. (2023). A Deterministic Gated Lognormal Response Time Model to identify examinees with item preknowledge. Journal of Educational Measurement, 60(1), 148-169. https://doi.org/10.1111/jedm.12340
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Wang, J., Combs, T., & Zopluoglu, C. (2022). Fitting hyperbolic cosine unfolding models using the Stan language. Journal of Applied Measurement, 23(1/2), 37-60.
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Scarpa, M.P., Zopluoglu, C., & Prilleltensky, I. (2022). Mattering in the community. Domain and demographic differences in a US sample. Journal of Community Psychology, 50(3), 1481-1502. https://doi.org/10.1002/jcop.22728
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Scarpa, M.P., Zopluoglu, C., & Prilleltensky, I (2022). Assessing multidimensional mattering: Development and exploratory validation of the Mattering in Domains of Life Scale (MIDLS). Journal of Community Psychology, 50(3),1430-1453. https://doi.org/10.1002/jcop.22725
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Zopluoglu, C., Kasli, M., & Toton, S. (2021). The effect of item preknowledge on response time: Analysis of two datasets Using the Multiple-Group Lognormal Response Time Model with a Gating Mechanism. Educational Measurement: Issues and Practices, 40(3), 42-51. https://doi.org/10.1111/emip.12428
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Patel, Z.S., Jensen-Doss, A. & Zopluoglu, C (2021). Illustrating the applicability of IRT to implementation science: Examining an instrument of therapist attitudes. Administration and Policy in Mental Health Services Research, 48, 921-935. https://doi.org/10.1007/s10488-021-01139-1
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Lee, J., Zopluoglu, C., Andersen, L., Stanton, A., Magidson, J., Kagee, A., Joska, J.A., O’Cleirigh, C., & Safren, S.A. (2021). Improving the measurement of food insecurity among people with HIV in South Africa: A Psychometric Examination. Public Health Nutrition, 24(12),3805-3817. https://doi:10.1017/S1368980021001312
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Park, S.E., Ahn, S., & Zopluoglu, C. (2021). Differential item functioning effect size from the multigroup confirmatory factor analysis for a meta-analysis: A simulation study. Educational and Psychological Measurement, 81(1), 182-199. https://doi.org/10.1177/0013164420925885
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de l’Etoile, S. K., Bennett, C., & Zopluoglu, C. (2020). Infant movement response to auditory rhythm. Perceptual and Motor Skills, 127(4), 651-670.
https://doi.org/10.1177/0031512520922642
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Prilleltensky, I., Dietz, S., Zopluoglu, C., Clarke, A., Lipsky, M., & Hartnett, C. (2020). Assessing a culture of mattering in a higher education context. Journal for the Study of Postsecondary and Tertiary Education, 5, 58-104. https://doi.org/10.28945/4539
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Zopluoglu, C. (2020). A finite mixture item response theory model for continuous measurement outcomes. Educational and Psychological Measurement, 80(2), 346–364. https://doi.org/10.1177/0013164419856663 https://doi.org/10.1177/0013164419856663
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Zopluoglu, C. (2019). Computation of the response similarity index M4 in R under the dichotomous and nominal item response models. International Journal of Assessment Tools in Education , 6 (5) , 1-19 . DOI: 10.21449/ijate.527299
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Zopluoglu, C. (2019). Detecting examinees with item preknowledge in large-scale testing using Extreme Gradient Boosting (XGBoost). Educational and Psychological Measurement, 79(5), 931–961. https://doi.org/10.1177/0013164419839439
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Kohli, N., Peralta, Y., Zopluoglu, C., & Davison, M. L. (2018). A note on estimating single-class piecewise mixed-effects models with unknown change points. International Journal of Behavioral Development, 42(5), 518–524. https://doi.org/10.1177/0165025418759237
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Sideridis, G.D., & Zopluoglu, C. (2018). Validation of response similarity analysis for the detection of academic cheating: An experimental study. Journal of Applied Measurement, 19(1), 59-75.
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Sari, H.I., Huggins-Manley, A.C., & Zopluoglu, C. (2017). Comparing item selection methods in multidimensional computerized adaptive testing under different types of multidimensional structures. International Journal of Recent Scientific Research, 8 (8), 19269-19276.
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de l’Etoile,, Behura, S., & Zopluoglu, C. (2017). Acoustic parameters of infant-directed singing in mothers of infants with Down syndrome. Infant Behavior and Development, 49, 151-160. https://doi.org/10.1016/j.infbeh.2017.09.001
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Zopluoglu, C., & Davenport, E.C. (2017). A note on using eigenvalues in dimensionality assessment. Practical Assessment, Research & Evaluation, 22 (7), 1-10.
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Brogaard, B,Marlow, K., Overgaard, M., Schwartz, B., Zopluoglu, C., Tomson, S., Neufeld, J., Sinke, C., Owen, C., Eagleman, D. (2017). Deaf hearing: Implicit discrimination of auditory content in a patient with mixed hearing loss. Philosophical Psychology, 30(1-2), 21-43. https://doi.org/10.1080/09515089.2016.1268680
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Myers, N. D., Ahn, S., Lu, M., Celimli, S., & Zopluoglu, C. (2017). Reordering and reflecting factors for simulation studies with exploratory factor analysis. Structural Equation Modeling: A Multidisciplinary Journal, 24(1), 112-128. https://doi.org/10.1080/10705511.2016.1230721
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Zopluoglu, C. (2016). Classification performance of answer-copying indices under different types of IRT models. Applied Psychological Measurement, 40(8), 592-607. https://doi.org/10.1177%2F0146621616664724
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Kohli, N., Harring J.R., & Zopluoglu, C. (2016). A finite mixture of nonlinear random coefficient models for continuous repeated measures data. Psychometrika, 81(3), 851-880. https://doi.org/10.1007/s11336-015-9462-0
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Zopluoglu, C. (2015). Evaluating the sampling performance of exploratory and cross-validated DETECT procedure with imperfect models. Multivariate Behavioral Research, 50(6), 632-644. https://doi.org/10.1080/00273171.2015.1070708
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Kohli, N., Hughes, J., Wang, C., Zopluoglu, C., & Davison, M. (2015). Fitting a linear-linear piecewise growth mixture model with unknown knots: A comparison of two common approaches to inference. Psychological Methods, 20(2), 259-275. http://dx.doi.org/10.1037/met0000034
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Kohli, N., Sullivan, A., Sadeh, S., & Zopluoglu, C. (2015). Longitudinal mathematics development of students with learning disabilities and students without disabilities: A comparison of linear, quadratic, and piecewise linear mixed effects models. Journal of School Psychology, 53(2),105-120. https://doi.org/10.1016/j.jsp.2014.12.002
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Zopluoglu, C., Harring J.R., & Kohli, N. (2014). FitPMM: An R routine to fit finite mixture of piecewise mixed-effect models with unknown random knots. Applied Psychological Measurement, 38(7), 583-584. [Computer software]. https://doi.org/10.1177/0146621614540482
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Myers, N.D., Jin, Y., Ahn, S., Celimli, S., & Zopluoglu, C. (2015). Rotation to a partially specified target matrix in exploratory factor analysis in practice. Behavior Research Methods, 47(2), 494-505. https://doi.org/10.3758/s13428-014-0486-7
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Van Norman E., Christ, T. J., Zopluoglu, C. (2013). The effects of baseline estimation on the reliability, validity, and precision of CBM-R growth estimates. School Psychology Quarterly, 28(3), 239-255. http://dx.doi.org/10.1037/spq0000023
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Christ, T. J., Monaghen, B., Zopluoglu, C. & Van Norman, E. R. (2013). Curriculum-Based measurement of oral reading: Evaluation of growth estimates derived with pre-post assessment methods. Assessment for Effective Intervention, 38(3), 139-153. https://doi.org/10.1016/j.jsp.2012.11.001
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Zopluoglu, C. (2013). A comparison of two estimation algorithms for Samejima’s continuous IRT model. Behavior Research Methods, 45(1), 54-64. https://doi.org/10.3758/s13428-012-0229-6
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Christ, T.J., Zopluoglu, C., Monaghen, B., & Van Norman, E.R. (2013). Curriculum- Based measurement of oral reading: Multi-study evaluation of schedule, duration and dataset quality on progress monitoring outcomes. Journal of School Psychology, 51(1), 19-57. https://doi.org/10.1016/j.jsp.2012.11.001
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Zopluoglu, C. (2013). CopyDetect: An R package to compute statistical indices for detecting answer copying on multiple-choice tests. Applied Psychological Measurement, 37(1), 75-77. [Computer software]. https://doi.org/10.1177/0146621612463119
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Zopluoglu, C. & Davenport, E.C. (2012). The empirical power and type-I error rates of the GBT and Omega indices in detecting answer copying on multiple-choice tests. Educational and Psychological Measurement, 72(6), 975-1000. https://doi.org/10.1177/0013164412442941
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Christ, T. J., Zopluoglu, C., Long, D. J., & Monaghen, B.D. (2012). Curriculum-Based measurement of oral reading (CBM-R): Quality of progress monitoring outcomes. Exceptional Children, 78(3), 356-373. https://doi.org/10.1177/001440291207800306
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Zopluoglu, C. (2012). EstCRM: An R package for Samejima’s continuous IRT model. Applied Psychological Measurement, 36(2), 149-150. [Computer software]. https://doi.org/10.1177/0146621612436599
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Zopluoglu, C. (2012). A cross-national comparison of intra-class correlation coefficient in educational achievement outcomes. Journal of Measurement and Evaluation in Education and Psychology, 3(1), 242-278.
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