FA Read relevant reading
-
https://cran.r-project.org/web/packages/psychTools/vignettes/factor.pdf -
https://stats.idre.ucla.edu/spss/seminars/introduction-to-factor-analysis/a-practical-introduction-to-factor-analysis/ -
https://www.r-bloggers.com/2018/05/exploratory-factor-analysis-in-r/ -
https://www.geo.fu-berlin.de/en/v/soga/Geodata-analysis/factor-analysis/A-simple-example-of-FA/index.html
Mair2018_Chapter_FactorAnalysis.pdf
website with all sorts of papers
longitudinal analysis in lavaan
EFA in lavaan is possible + here is a great blog post by S. Kurz