- A short list of the most useful R commands
- r4stats.com
- Rbloggers – a blog aggregator of content contributed by bloggers who write about R
- Crantastic – search for, review and tag CRAN packages
- Why You Should Become a UseR: A Brief Introduction to R – article in the March 2017 edition of the Observer (APS)
- comes with THIS list of free online tutorials, intro tools, and R-related goodies
Tutorials:
- R tutorials by the Center for Astrostatistics
- R tutorial by Kelly Black
- R for those coming from other programming languages
- R tutorial – with youtube videos
- R stats tutorial – with youtube videos and exercise files on dropbox
- R tutorial – by John M Quick
- R statistics tutorial – by Christoph Scherber
- List of tutorials for learning R in R-bloggers
Statistics:
- lme4 package (contains function lmer() for LMM on long format data)
- lsmeans – useful for contrasts and post hoc tests
Plots:
- Multiplot function – more than 1 graph per page
- Pirateplots
- Corrplots
- Catterplots – plots with cats
- SJPlot – package
Sebastian Korb, Ph.D. 