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Beyond Spreadsheets with R
book

Beyond Spreadsheets with R

by Jonathan Carroll
January 2019
Beginner to intermediate content levelBeginner to intermediate
352 pages
9h 8m
English
Manning Publications
Content preview from Beyond Spreadsheets with R

9 Visualizing data: Plotting

This chapter covers

  • Preparing data for visualizations
  • Plotting data the tidy way: ggplot2
  • Saving graphics to files

Visualizations of data help both you and people you share your results with gain insight into relationships inherent in the data. When you have many data points (even just a handful), a plot (a graph, a graphic, or some other sort of image) can convey a great deal of information that a table can’t. That’s not to say plots are always the best way to convey information, but when they are, you need tools to generate them easily and effectively with R.

9.1 Data preparation

By now you’ve taken raw data, performed some operations on it (cleaned, sliced, and diced), and are ready to plot it to see what ...

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