Chapter 8 Doing more with data frames

Very few data sets come “ready made” for analysis. Even in our introductory course, there are times when you will need to limit your analysis to certain observations, recode a variable, and more. This chapter covers a few basics of data “munging.”

Note that you will need the film ("biopics.xls") and dcps ("DCPS testing.RData") data sets to replicate the commands.