R for Data Science by Hadley Wickham and Garrett Grolemund PDF
The goal of R for Data Science by Hadley Wickham and Garrett Grolemund is to help you learn the most important tools in R that will allow you to do data science. After reading this book, you’ll have the tools to tackle a wide variety of data science challenges, using the best parts of R.
Within each chapter, writers try to stick to a similar pattern: start with some motivating examples so you can see the bigger picture, and then dive into the details. Each section of the book is paired with exercises to help you practice what you’ve learned. While it’s tempting to skip the exercises, there’s no better way to learn than practising real problems.