Week 7: Displaying Data Visually

Visually displaying data through figures is a critical part of producing high quality science. The amount of information you can glean from a well-designed figure is impressive, and so today we will learn how to make basic figures in R.

Lecture Topics

• Working with dates
• Basic principles of effective data display
• ggplot2 vs. base plot
• Contrasting plots for common data types

Resources

Lubridate: https://lubridate.tidyverse.org/

See this resource for basic plotting: http://r4ds.had.co.nz/data-visualisation.html

ggplot2 cheat sheet: https://www.rstudio.com/wp-content/uploads/2015/03/ggplot2-cheatsheet.pdf

R base plot cheat sheet: http://publish.illinois.edu/johnrgallagher/files/2015/10/BaseGraphicsCheatsheet.pdf

Allison Horst’s stats illustrations: https://github.com/allisonhorst/stats-illustrations

Code and Data

• Week 7 R project folder

Lecture slides

Slides available via speakerdeck