Below are sample data sets (SPSS format) that were used in selected publications. Anyone is free to download and play with these data without formal permission from me.
- Kahn, J. H. (2011). Multilevel modeling: Overview and applications to research in counseling psychology. Journal of Counseling Psychology, 58(2), 257-271. https://doi.org/10.1037/a0022680
- Kahn, J. H., & Schneider, W. J. (2013). It’s the destination and it’s the journey: Using multilevel modeling to assess patterns of change in psychotherapy. Journal of Clinical Psychology, 69(6), 543–570. https://doi.org/10.1002/jclp.21964