References
Much of this material is adapted from the following:
Horton, N., Pruim, R., and Kaplan, D. (2015), A Student’s Guide to R (Edition 1.2), Self-published. Available from https://cran.r-project.org/doc/contrib/Horton+Pruim+Kaplan_MOSAIC-StudentGuide.pdf
Pruim, R., Park, L. (2015), Introduction to Statistical Inference with R - An R Companion to Introduction to Statistical Investigations (Preliminary Edition), Self-published. Available from https://github.com/rpruim/ISIwithR