3  Introduction to R

• Introductory content on R (R Core Team, 2026) can be found here: https://agrogan1.github.io/globalfamilies/quick-intro-R.html.
• Introductory content on ggplot (Wickham, 2016) for graphing and data visualization can be found here: https://agrogan1.github.io/globalfamilies/quick-intro-ggplot2.html.

R Core Team. (2026). R: A language and environment for statistical computing. R Foundation for Statistical Computing. https://doi.org/10.32614/R.manuals

Wickham, H. (2016). ggplot2: Elegant graphics for data analysis. Springer-Verlag New York. https://ggplot2.tidyverse.org