In Resma3 run
run.app()
if you know the name use that as the argument, for example
run.app(sampling)
if you want to find out what data sets are in Resma3 and what they are for use
find.data.set()
http://academic.uprm.edu/wrolke/esma3101/index.html
All of my courses are done with R Markdown. You can get all of the Rmd files at https://github.com/WolfgangRolke