Although rare, there are some cases where a single R script contains the totality of your research/analyses. This may happen if you are doing simulation studies, for example. For most cases, an analysis will consist of a script (or scripts), and at least one data set. I refer to any R analysis that uses at least two files as an R project.
In R projects, special attention must be paid to how the files are stored relative to each other. For example, if we stored the file SAT_Scores_NYC_2010.csv on our desktop, the data import line would have read:
If you want to send this analysis to a contributor to be replicated, we would send them the script and the data file. Even if ...