10  Resources

R has a large and active community that has produced many excellent free resources, including many excellent textbooks.

Online R resources - Community

  1. https://stackoverflow.com: Stack Overflow is a popular question-and-answer website for programming. It is a great resource for R learners. It is more than likely that your question has an answer on StackOverflow.

  2. https://www.statmethods.net: A great resource for building a foundation in R programming and learning how to implement statistical techniques using R.

  3. http://www.r-tutor.com: R-Tutor is another great website to learn R. With plently of content for doing statistics with R.

Free R Books

Data Science & Statistics

For those interested in data science and statistics, a great textbook is the new “R for Data Science” by Wickham, Çetinkaya-Rundel, and Grolemund (2023).

For statistics and econometrics, the reader could have a look at “Introduction to Econometrics with R” by Hanck et al. (2021).

For machine learning and related methods, see “Hands-On Machine Learning with R” by Boehmke and Greenwell (2019).

R programing

To dive deeper into R programming, have a look at “Hands-on programming with R” by Grolemund (2014) and “Advanced R” by Wickham (2019).

Graphics

To master graphics in R, the reader can consult “ggplot2: Elegant Graphics for Data Analysis” by Hadley (2016) is the go-to resource and “R graphics cookbook” by Chang (2018).