There’s a reason ggplot2 is one of the most popular add-on packages for R: It’s a powerful, flexible and well-thought-out platform to create data visualizations ... Below is a cheat sheet ...

readxl data import Fast way to read Excel files in R, without dependencies such as Java. CRAN. read_excel(“my-spreadsheet.xls”, sheet ... data visualization Easily combine ggplot2 plots ...