Part19 ggplot2 package

• Graphing package inspired by the Grammar of Graphics work of Leland Wilkinson.

• A tool that enables to concisely describe the components of a graphic.

• Why ggplot2 ?
  • Flexible
  • Customizable
  • Pretty !
  • Well documented
• We will see:
  • Scatter plots
  • Box plots
  • Dot plots
  • Bar plots
  • Histograms
  • How to save plots
  • Volcano plots