Chapter 1 Welcome


Data Visualization is one of the important steps of the data analysis process. It is actually not only part of the data analysis, but also can be considered as an art. R Programming language provides a powerful visualization package to us, ggplot2.

This book aims to show how you can make a well-known statistical plots by using ggplot2, and also how you can improve or customize them.

The book is created by the lab notes of statistical computing (STAT 291-STAT 292) of Ozancan Ozdemir.

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