Intermediate ggplot in R

Session 9 in the series Basic Biostatistics and Bioinformatics

In this session you can learn more about R’s data visualization package ggplot. The workshop will answer the following questions:

• Why ggplot (difference between base plot and ggplot2)?
• How do you make plots using ggplot2 in R?
• How do you customize and modify plots?

What to Expect:

• Learn Grammar of the graphics & synatx
• Build a graph (data visualization) from the scratch
• Describe Geometric components of a graph
• Produce different kinds of plot (scatter plots, boxplots, barplots etc) using ggplot.
• Describe what faceting is and apply faceting in ggplot.
• Modify the aesthetics of an existing ggplot plot (including theme, axis labels, stats and color etc).
• Combine and save plots as publishable figures.

Preparation: Please have R and RStudio installed on your computer. Install ggplot2 by typing install.packages("ggplot2") into the console of your RStudio.

This session uses the publicly available Penguins data set. You can install the data with: install.packages("palmerpenguins").

When: Monday April 8th, 09:45
Where: Campus ULTUNA, VHC, floor 5, room Tanngrisner
or via Zoom (Password: 410 410)

All materials are available on Github after the session.