If you appreciate this content, consider buying me a coffee ☕️ www.buymeacoffee.com/drben
0:00 An example
3:10 Mediation in general
4:12 Causal claims
8:48 Mediation analysis is just some linear regressions
11:00 Barron-Kenny approach
15:32 Terms
18:01 Standardisation
20:03 An example with simulated data
25:49 Multiple mediators
26:19 Lavaan model syntax
27:24 Criticisms of mediation analysis
29:35 Bayesian parameter estimation vs Bayesian Hypothesis Testing
31:53 Resources and references
Software Resources
- JASP: jasp-stats.org (Activate the SEM module)
- Useful blog post: jasp-stats.org/2020/03/12/med...
- Lavaan: www.lavaan.ugent.be
- Blavaan (i.e. Bayesian lavaan) faculty.missouri.edu/~merklee...
- Bayesian estimation of mediation model on my GitHub: github.com/drbenvincent/pymc3...
References
- Nuijten, M. B., Wetzels, R., Matzke, D., Dolan, C. V., & Wagenmakers, E.-J. (2014). A default Bayesian hypothesis test for mediation. Behavior Research Methods, 47(1), 85-97. doi.org/10.3758/s13428-014-0470-2
- Wu, A. D., & Zumbo, B. D. (2007). Understanding and Using Mediators and Moderators. Social Indicators Research, 87(3), 367-392. doi.org/10.1007/s11205-007-9143-1
- Yuan, Y., & MacKinnon, D. P. (2009). Bayesian mediation analysis. Psychological Methods, 14(4), 301-322. doi.org/10.1037/a0016972
- Merkle, E. C., & Rosseel, Y. (2018). blavaan: Bayesian Structural Equation Models via Parameter Expansion. Journal of Statistical Software, 85(4), 1-30. doi.org/10.18637/jss.v085.i04
Негізгі бет Mediation Analysis: featuring JASP
Пікірлер: 6