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  1. Missing data in multilevel research

    Grund, S., Lüdtke, O. & Robitzsch, A. 2017 Handbook for multilevel theory, measurement, and analysis. Humphrey, S. E. & LeBreton, J. M. (eds.). American Psychological Association

    Publication: Research › Contributions to collected editions/anthologies

  2. mitml: Tools for multiple imputation in multilevel modeling

    Grund, S., Robitzsch, A. & Lüdtke, O. 19.10.2015

    Publication: Research › Software

  3. Multiple imputation of missing covariate values in multilevel models with random slopes: A cautionary note

    Grund, S., Lüdtke, O. & Robitzsch, A. 2016 In : Behavior Research Methods. 48, 2, p. 640-649

    Publication: Research - peer-review › Journal articles

  4. Multiple imputation of missing data at level 2: A comparison of fully conditional and joint modeling in multilevel designs

    Grund, S., Lüdtke, O. & Robitzsch, A. 2017 In : Journal of Educational and Behavioral Statistics.

    Publication: Research - peer-review › Journal articles

  5. Multiple imputation of missing data for multilevel models: Simulations and recommendations

    Grund, S., Lüdtke, O. & Robitzsch, A. 2017 In : Organizational Research Methods.

    Publication: Research - peer-review › Journal articles

  6. Multiple imputation of missing data in multilevel designs: A comparison of different strategies

    Lüdtke, O., Robitzsch, A. & Grund, S. 2017 In : Psychological Methods. 22, 1, p. 141-165

    Publication: Research - peer-review › Journal articles

  7. Multiple imputation of multilevel missing data: An introduction to the R package pan

    Grund, S., Lüdtke, O. & Robitzsch, A. 2016 In : SAGE Open. 6, 4, p. 1-17

    Publication: Research - peer-review › Journal articles

  8. Pooling ANOVA results from multiply imputed datasets: A simulation study

    Grund, S., Lüdtke, O. & Robitzsch, A. 05.10.2016 In : Methodology. 12, 3, p. 75-88

    Publication: Research - peer-review › Journal articles

  9. The merits of representational pictures in educational assessment: Evidence for cognitive and motivational effects in a time-on-task analysis

    Lindner, M. A., Lüdtke, O., Grund, S. & Köller, O. 30.09.2017 In : Contemporary Educational Psychology. 51, October 2017, p. 482-492

    Publication: Research - peer-review › Journal articles