Splitting data into a matrix of multiple sub-plots based on categories. đź’ˇ Why Use This Guide?

Grouping bars, using colors, and creating stacked or proportional bar charts.

The , primarily written by Winston Chang, is a practical, task-oriented guide designed to help you quickly generate high-quality data visualizations in R. It is widely used as a standard reference for the ggplot2 package. 🛠️ Core Principles The book follows a recipe-based approach :

Provides the exact R code needed to achieve the result.

You can access the R Graphics Cookbook (2nd Edition) for free online.

The author also maintains the Cookbook for R website , which covers broader data analysis tasks beyond just graphics.

The guide is structured to take you from basic data exploration to complex, publication-ready graphics: 1. The Basics