Publications

In Press

  • Straat, J. H., Van der Ark, L. A. & Sijtsma, K. (in press). Comparing optimization algorithms for item selection in Mokken scale analysis. Journal of Classification. preprint

  • Straat, J. H., Van der Ark, L. A. & Sijtsma, K. (in press). Multi-method analysis of the internal structure of the Type D Scale-14 (DS14) Journal of Psychosomatic Research. preprint

  • Van der Ark, L. A. (in press). New developments in Mokken scale analysis in R. Journal of Statistical Software. preprint

  • Watson, R., Van der Ark, L. A., Lin, L.-C., Fieo, R., Deary, I. J., & Meijer, R. R., (in press). Item response theory: How Mokken scaling can be used in clinical practice. Journal of Clinical Nursing. preprint

  • Zijlstra, W. P., Van der Ark, L. A., & Sijtsma, K. (in press). Discordancy tests for outlier detection in multi item surveys. Methodology. preprint

2011

  • Ligtvoet, R., Van der Ark, L. A., Bergsma, W. P., & Sijtsma, K. (2011). Polytomous latent scales for the investigation of the ordering of items. Psychometrika, 76, 200-216. preprint

  • Sijtsma, K., Meijer, R. R., & Van der Ark, L. A. (2011). Mokken scale analysis as time goes by: An update for scaling practitioners. Personality and Individual Differences, 50, 31-37. preprint

  • Van der Ark, L. A., Van der Palm, D. W., & Sijtsma, K. (2011). A latent class approach to estimating test-score reliability. Applied Psychological Measurement, 35, 380-392. preprint

  • Zijlstra, W. P., Van der Ark, L. A., & Sijtsma, K. (2011). Outliers in questionnaire data: Can de be detected and should they be removed. Journal of Educational and Behavioral Statistics, 36, 186-212. preprint

  • Zijlstra, W. P., Van der Ark, L. A., & Sijtsma, K. (2011). Robust Mokken scale analysis by means of the forward search algorithm for outlier detection. Multivariate Behavioral Research, 46, 58-89. preprint

2010

  • Ligtvoet, R., Van der Ark, L. A., Te Marvelde, J. M., & Sijtsma, K. (2010). Investigating an invariant item ordering for polytomously scored items. Educational and Psychological Measurement, 70, 578-595. preprint

  • Van der Ark, L. A. (2010). Computation of the Molenaar Sijtsma statistic. In A. Fink, B. Lausen, W. Seidel, & A. Ultsch (Eds.), Advances in data analysis, data handling and business intelligence (pp. 775-784). Berlin: Springer. paper

  • Van der Ark, L. A., & Bergsma, W. P. (2010). A note on stochastic ordering of the latent trait using the sum of polytomous item scores. Psychometrika, 75, 272-279. preprint

  • Van der Ark, L. A., & Vermunt, J. K. (2010). New developments in missing data analysis. Methodology, 6, 1-2. preprint

  • Van Ginkel, J. R., Sijtsma, K., Van der Ark, L. A., & Vermunt, J. K. (2010). Missing data: Frequency of occurrence in psychological research, and simple solutions. Methodology, 6, 17-30. preprint

2008

  • Ligtvoet, R., Van der Ark, L. A., & Sijtsma, K. (2008). Selection of Alzheimer symptom items with manifest monotonicity and manifest invariant item ordering. In K. Shigemasu, A. Okada, T. Imaizumi, & T. Hoshino (Eds.), New trends in psychometrics (pp. 235-244). Tokyo: Universal Academy Press. preprint

  • Van der Ark, L. A., Croon, M. A., & Sijtsma, K. (2008a). Mokken scale analysis for dichotomous items using marginal models. Psychometrika, 73, 183-208. preprint

  • Van der Ark, L. A., Croon, M. A., & Sijtsma, K. (2008b). Possibilities and challenges in Mokken scale analysis using marginal models. In K. Shigemasu, A. Okada, T. Imaizumi, & T. Hoshino (Eds.), New trends in psychometrics (pp. 525-534). Tokyo: Universal Academy Press. preprint Zipped Mathematica codes and data files

  • Van der Ark, L. A., Emons, W. H. M., & Sijtsma, K. (2008). Detection of answer copying using alternate test versions and seat locations. Journal of Educational Measurement, 45, 99-117. preprint

  • Vermunt, J. K., Van Ginkel, J. R., Van der Ark, L. A., & Sijtsma, K. (2008). Multiple imputation of categorical data using latent class analysis. Sociological Methodology, 38, 369-397. preprint

  • Zijlstra, W. P., Van der Ark, L. A., & Sijtsma, K. (2008). Outlier detection in the medical questionnaire Rising and Sitting down (QR&S). In K. Shigemasu, A. Okada, T. Imaizumi, & T. Hoshino (Eds.), New trends in psychometrics (pp. 605-614). Tokyo: Universal Academy Press. preprint

2007

  • Rossi, G., Van der Ark, L. A., & Sloore, H. (2007). Factor analysis of the Dutch-language version of the MCMI-III. Journal of Personality Assessment, 88, 144-157. paper

  • Van der Ark, L. A. (2007). Mokken scale analysis in R. Journal of Statistical Software, 20 (11), 1-19. paper link to CRAN website for downloading R package mokken.

  • Van Ginkel, J. R., Van der Ark, L. A. & Sijtsma, K. (2007a). Multiple imputation of item scores in test and questionnaire data, and influence on psychometric results. Multivariate Behavioral Research, 42, 387-414. paper

  • Van Ginkel, J. R., Van der Ark, L. A. & Sijtsma, K. (2007b). Multiple imputation of item scores when test data are factorially complex. British Journal of Mathematical and Statistical Psychology, 60, 315-337. paper

  • Van Ginkel, J. R., Van der Ark, L. A., Sijtsma, K., & Vermunt, J. K. (2007). Two-way imputation: A Bayesian method for estimating missing scores in tests and questionnaires, and an accurate approximation. Computational Statistics and Data Analysis, 51, 4013-2027. paper

  • Zijlstra, W. P., Van der Ark, L. A., & Sijtsma, K. (2007). Outlier detection in test and questionnaire data. Multivariate Behavioral Research, 42, 531-555. paper

2006

  • Groenen, P. J. F., & Van der Ark, L. A. (2006). Visions of 70 years of psychometrics: The past, present, and future. Statistica Neerlandica, 60, 135-144.
    paper
  • Van der Ark, L. A., & Richards, G. (2006). Attractiveness of the cultural activities in European cities: A latent class approach. Tourism Management, 27,, 1408-1413. paper Link to LEM software LEM input file LEM data file LEM output file

2005

  • Van der Ark, L. A. (2005). Stochastic ordering of the latent trait by the sum score under various polytomous IRT models. Psychometrika, 70, 283-304. preprint

  • Van der Ark, L. A., Croon, M. A., & Sijtsma, K. (2005). Statistical models for categorical data. In L. A. van der Ark, M. A. Croon, & K. Sijtsma (Eds.), New developments in categorical data analysis for the social and behavioral sciences (pp. 1-14). Mahwah, NJ: Erlbaum. paper Order the book

  • Van der Ark, L. A., & Sijtsma, K. (2005). The effect of missing data imputation on Mokken scale analysis. In L. A. van der Ark, M. A. Croon, & K. Sijtsma (Eds.), New developments in categorical data analysis for the social and behavioral sciences (pp. 147-166). Mahwah, NJ: Erlbaum.
    paper Order the book

  • Van Ginkel, J. R., & Van der Ark, L. A. (2005). SPSS syntax for missing value imputation in test and questionnaire data. Applied Psychological Measurement, 29, 152-153. preprint tw.zip: Software for two-way imputation in SPSS rf.zip: Software for response function imputation in SPSS

2004

  • Van Abswoude, A. A. H., Van der Ark, L. A., & Sijtsma, K. (2004). A comparative study of test data dimensionality assessment procedures under nonparametric IRT models. Applied Psychological Measurement, 28, 3-24.
    paper

  • Van Abswoude, A. A. H., Vermunt, J. K., Hemker, B. T., & Van der Ark, L. A. (2004). Mokken scale analysis using hierarchical clustering procedures. Applied Psychological Measurement, 28, 332-354.
    paper

2003

  • Van der Ark, L. A., & Van Diem, M. H. P. (2003). Investigating cross-cultural differences in crying using manifest invariant item ordering. In Yanai, H., Okada, A., Shigemasu, K., Kano, Y., & Meulman, J. J. (Eds.) New developments on psychometrics (pp. 305-312). Tokyo: Springer.
    paper

  • Sijtsma, K. & Van der Ark, L. A. (2003). Investigation and treatment of missing item scores in test and questionnaire data. Multivariate Behavioral Research, 38, 505-528.
    preprint impute.zip: Software (PASCAL7.0) for single imputation

  • Van der Ark, L. A. (2003). Latent budget analysis. In M. Lewis-Beck, A. Bryman, & T. Futing Liao (Eds.) Encyclopedia of social science research methods (p. 548). Thousand Oaks, CA: Sage.
    preprint

2002

2001

  • Hemker, B. T., Van der Ark, L. A., & Sijtsma, K. (2001). On measurement properties of continuation ratio models. Psychometrika, 66, 487-506.
    preprint

  • Sijtsma, K. & Van der Ark, L. A. (2001). Progress in NIRT analysis of polytomous item scores: Dilemmas and practical solutions. In A. Boomsma, M. A. J. van Duijn, & T. A. B. Snijders, (Eds.), Essays on item response theory. Lecture notes in statistics 157 (pp. 297-318). New York: Springer.
    preprint Order the book

  • Van der Ark, L. A. (2001). Relationships and properties of polytomous item response theory models. Applied Psychological Measurement, 25, 273-282.
    paper website http://come.to/nirt

1999

1998

1997

  • Van den Oord, E. J. C. G., & Van der Ark, L. A. (1997). A note on the use of the Tobit approach for test scores with floor or ceiling effects. British Journal of Mathematical and Statistical Psychology, 50, 351-364.

Selected non-refereed publications

  • De Vries, A. L. M., & Van der Ark, L. A. (2008). Scoring methods for ordinal multiple forced-choice items. In J. Daunis i Estadella & J. A. Martín-Fernández (Eds.), Compositional data analysis workshop: CODAWORK'08. Girona, Spain: Universitat de Girona. (ISBN 978-84-8458-272-4) paper

  • Van der Ark, L. A., Emons, W. H. M., & Sijtsma, K. (2007). The computation of τ1, τ2, τ1*, and τ2*. Unpublished manuscript. report ASCII file with R code (see report) Data file (see report)

  • Van der Ark, L. A. (2005). Regression analysis of compositional data when both the dependent variable and independent variable are components. In G. Mateu-Figueras & C. Barcelo-Vidal (Eds.) Proceedings of the 2nd Compositional Data Analysis Workshop CoDaWork'05 [CD-ROM].
    paper Splus code for depicting ternary diagrams

  • Van der Ark, L. A. (2000). Person ordering in parametric polytomous IRT models: A simulation study. In W. Jansen & J. G. Bethlehem (Eds.), Proceedings in computational statistics 2000, short communications and posters (pp. 113-114). Voorburg, The Netherlands: Statistics Netherlands / IASC.

  • Van der Ark, L. A. (2000). On stochastic ordering in polytomous IRT models; A simulation study [CD-ROM]. In J. Blasius, J. J. Hox, E. de Leeuw, & P. Schmidt (Eds.), Social science methodology in the new millennium, Proceedings of the Fifth International Conference on Logic and Methodology [CD]. Amsterdam: TT-publikaties.
  • Van der Ark, L. A., Marburger, D., Mellenbergh, G. J., Vorst H. C. M., & Wald, F. (1995). De Aangepaste Profile of Mood States (Aangepaste POMS), handleiding en verantwoording. [The Modified Profile of Mood States (Modified POMS), manual and research report] Nijmegen, The Netherlands: Berkhout Nijmegen B.V. Scan van de handleiding

Software

cmm (R package)

mokken (R package)

SPSS syntax files

  • Van Ginkel, J. R., & Van der Ark, L. A. (2003). SPSS syntax for two-way imputation of missing test data [computer software and manual]. Retrieved from http://www.uvt.nl/faculteiten/fsw/organisatie/departementen/mto/software2.html
    tw.zip: Software for two-way imputation in SPSS

  • Van Ginkel, J. R., & Van der Ark, L. A. (2003). SPSS syntax for response function imputation of missing test data [computer software and manual]. Retrieved from http://www.uvt.nl/faculteiten/fsw/organisatie/departementen/mto/software2.html
    rf.zip: Software for response function imputation in SPSS

Presentations

2009

  • Van der Ark, L. A. (2009, October) A note on stochastic ordering of the latent trait using the sum of polytomous item scores. Paper presented at the 25th Workshop on Item Response Theory, Enschede, The Netherlands. slides (pdf)

  • Van der Ark, L. A. (2009, July). Recent developments Mokken scale analysis. Invited paper presented International Meeting of the Psychometric Society, Cambridge, UK. slides (pdf)

  • Van der Ark, L. A. (2009, May). Schaal- en indexconstructie en item respons theorie (Scale and index construction and item response theory). Invited paper presented at the workshop "Eén dimensie of één theorie" organized by The Netherlands Institute for Social Research SCP and Statistics Netherlands, The Hague. slides (pdf)

  • Van der Ark, L. A. & Van der Palm, D. W. (2009, April). A new reliability coefficient based on latent class analysis. Invited paper presented at the VOC voorjaarsbijeenkomst 2009 of the Dutch/Flemish Classification Society, Tilburg, The Netherlands. slides (pdf)

  • Van der Ark, L. A. (2009, January). Veranderingen in wiskunde op het VWO en aansluiting bij een universitaire opleiding Psychologie. (Changes in the mathematics programme for secondary education and its connection to university Psychology programmes). Paper presented at the symposium "Statistiekonderwijs voor psychologie-studenten", Maastricht University, The Netherlands. slides (pdf)

  • Van der Ark, L. A. & Van der Palm, D. W. (2009, January). A new reliability coefficient based on latent class analysis. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Tilburg University, The Netherlands. slides (pdf)

2008

  • Van der Ark, L. A. & Straat, J. H. (2008, August). Item selection in Mokken scale analysis. Invited paper presented at the German Classification Society, Hamburg Germany.

  • Van der Ark, L. A. & Van der Palm, D. W. (2008, July). A new reliability coefficient based on latent class analysis. Paper presented at the International Meeting of the Psychometric Society, Durham, NH.

2007

  • Van der Ark, L. A. (2007, September). Mokken scale analysis for dichotomous items using marginal models. Paper presented at the Twenty third Workshop on Item Response Theory, Enschede, The Netherlands.

  • Van der Ark, L. A. (2007, July). Mokken Scale Analysis Using Marginal Models. Paper presented at the International Meeting of the Psychometric Society, Tokyo, Japan.

2006

  • Van der Ark, L. A. (2006, November). Identifying Answer Copying in the Examination of Test Theory and Psychodiagnostics. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Tilburg University, The Netherlands.

  • Van der Ark, L. A. (2006, June). Identifying answer copying using alternate test forms and seat locations in small scale examinations. Paper presented at the International Meeting of the Psychometric Society, Montreal, Canada.

2005

  • Van der Ark, L. A. & Zijlstra, W. P. (2005, December). Outlier detection in test and questionnaire data. Paper presented at the Najaarsbijeenkomst van de Sociaal Wetenschappelijke Sectie van de Vereniging Voor Statistiek, Tilburg, The Netherlands.

  • Van der Ark, L. A. (2005, October). Regression analysis of compositional data when both the dependent variable and independent variable are components. Paper presented at the Second Compositional Data Analysis Workshop CoDaWork'05, Girona, Spain.

2004

  • Van der Ark, L. A. (2004, October). Attractiveness of cultural activities in European cities: A latent class approach. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Tilburg University, The Netherlands.

  • Van der Ark (2004, June). Outlier detection in test and questionnaire data. Paper presented at the International Meeting of the Psychometric Society, Pacific Grove CA, USA.

2003

  • Van der Ark, L. A. (2003, November). Nonparametric item response theory. Invited paper presented at the VOC najaarsbijeenkomst 2003 of the Dutch/Flemish Classification Society, Leiden, The Netherlands.

  • Van der Ark, L. A. (2003, October). Estimating IRT models using LEM. Paper presented at the Nineteenth Workshop on Item Response Theory, Enschede, The Netherlands.

  • Van der Ark, L. A., & Sijtsma, K. (2003, July). The effect of missing data imputation on Mokken scale analysis. Paper presented at the the International Meeting of the Psychometric Society, Chia, Sardinia, Italy.

2002

  • Van der Ark, L. A., & W. P. Bergsma (2002, October). Item orderings in test data. Paper presented at the Eighteenth Workshop on Item Response Theory, Enschede, The Netherlands.

  • Van der Ark, L. A., & W. P. Bergsma (2002, September). Item orderings in test data. Paper presented at Methodology and Statistics International Conference, Ljubljana, Slovenia

  • Van der Ark, L. A. (2002, July). Investigating invariant item orderings in test data. Paper presented at the 23rd Meeting of the Society for the Multivariate Analysis in the Behavioral Sciences (SMABS), Tilburg, The Netherlands.

2001

  • Van der Ark, L. A. (2001, November). Investigating the ordering of polytomous items. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Tilburg University, The Netherlands.

  • Van der Ark, L. A. (2001, October). Simulation under nonparametric IRT. Paper presented at the Seventeenth Workshop on Item Response Theory, Enschede, The Netherlands.

  • Van der Ark, L. A. (2001, July). Investigation of invariant item ordering. Paper presented at the International Meeting of the Psychometric Society, Osaka, Japan.

2000

  • Van der Ark, L. A. (2000, October). On stochastic ordering in polytomous IRT models. Paper presented at the Fifth International Conference on Logic and Methodology, Cologne, Germany.

  • Van der Ark, L. A. (2000, August). Person ordering in parametric polytomous IRT models: A simulation study. Paper presented at COMPSTAT 2000, Utrecht, The Netherlands.

  • Van der Ark, L. A. (2000, July). On stochastic ordering in polytomous IRT models. Paper presented at the Annual Meeting of Psychometric Society, Vancouver, BC, Canada.

  • Van der Ark, L. A. (2000, April). Stochastische ordening bij vragenlijsten met polytome items [Stochastic ordering for questionnaires with polytomous items]. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Tilburg University, The Netherlands.

1999

  • Van der Ark, L. A. (1999, December). Contributions to latent budget analysis; A tool for the analysis of compositional data. Invited paper presented at the Ninth IOPS Conference, Leiden, The Netherlands.

  • Van der Ark, L. A. (1999, October). An overview of the relationships between IRT models for polytomous items and some relevant properties. Paper presented at the Fifteenth Workshop on Item Response Theory, Enschede, The Netherlands.

  • Van der Ark, L. A. (1999, July). An overview of the relationships between IRT models for polytomous items and some relevant properties. Invited paper presented at the Eleventh European Meeting of the Psychometric Society, L\"uneburg, Germany.

  • Van der Ark, L. A. (1999, June). Contributions to latent budget analysis; A tool for the analysis of compositional data. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Utrecht University, The Netherlands.

  • Van der Ark, L. A. (1999, May). Contributions to latent budget analysis; A tool for the analysis of compositional data. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Tilburg University, The Netherlands.

1998

  • Van der Ark, L. A. (1998, August). Time budget data analyzed with latent budget analysis. Paper presented at the Central Archive for Social Research, Cologne, Germany.

  • Van der Ark, L. A. (1998, July). New developments in latent budget analysis. Invited paper presented at the Sixth Conference of the International Federation Classification Societies (IFCS-98), Rome.

  • Van der Ark, L. A. (1998, June). Evaluatie van modelpassing in latente budget analyse [Evaluation of model fit in latent budget analysis]. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Utrecht University, The Netherlands.

1997

  • Van der Ark, L. A. & Van der Heijden, P. M. G. (1997, September). Geometry and identifiability in the endmember model. Paper presented at the Third International Meeting of the International Association for Mathematical Geology (IAMG'97), Barcelona.

  • Van der Ark, L. A. & Van der Heijden, P. M. G. (1997, July). Geometry and identifiability in the latent budget model. Paper presented at the Tenth International Meeting of the Psychometric Society, Santiago de Compostela, Spain.

  • Van der Ark, L. A. & Van der Heijden, P. M. G. (1997, June). Geometrie en identificeerbaarheid in het latente budgetten model [Geometry and identifiability in the latent budget model]. Paper presented at the Fifth IOPS conference, Enschede, The Netherlands.

  • Van der Ark, L. A. (1997, March) Analyse van compositionele data [Analysis of compositional data]. Invited lecture presented at the Department of Psychological Methodology, University of Amsterdam.

1996

  • Van der Ark, L. A., & Van der Heijden, P. M. G. (1996, July). Geometry and identifiability in the latent budget model. Paper presented at the Fourth Meeting of the International Sociological Association, Colchester, England.

1995

  • Van der Ark, L. A. (1995, June). Latente budget analyse [Latent budget analysis]. Paper presented at a Lunch Colloquium of the Department of Methodology and Statistics, Utrecht University, The Netherlands.
spacer