In the previous chapter we demonstrated importing data from a spreadsheet or database into R. We also showed how to type in small datasets and store them in a data frame. We now discuss accessing subsets of the data.
CITATION STYLE
Zuur, A. F., Ieno, E. N., & Meesters, E. (2009). Accessing Variables and Managing Subsets of Data. In A Beginner’s Guide to R (pp. 57–75). Springer New York. https://doi.org/10.1007/978-0-387-93837-0_3
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