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Data Wrangling with R

You're reading from   Data Wrangling with R Load, explore, transform and visualize data for modeling with tidyverse libraries

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Product type Paperback
Published in Feb 2023
Publisher Packt
ISBN-13 9781803235400
Length 384 pages
Edition 1st Edition
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Author (1):
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Gustavo Santos Gustavo Santos
Author Profile Icon Gustavo Santos
Gustavo Santos
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Table of Contents (21) Chapters Close

Preface 1. Part 1: Load and Explore Data
2. Chapter 1: Fundamentals of Data Wrangling FREE CHAPTER 3. Chapter 2: Loading and Exploring Datasets 4. Chapter 3: Basic Data Visualization 5. Part 2: Data Wrangling
6. Chapter 4: Working with Strings 7. Chapter 5: Working with Numbers 8. Chapter 6: Working with Date and Time Objects 9. Chapter 7: Transformations with Base R 10. Chapter 8: Transformations with Tidyverse Libraries 11. Chapter 9: Exploratory Data Analysis 12. Part 3: Data Visualization
13. Chapter 10: Introduction to ggplot2 14. Chapter 11: Enhanced Visualizations with ggplot2 15. Chapter 12: Other Data Visualization Options 16. Part 4: Modeling
17. Chapter 13: Building a Model with R 18. Chapter 14: Build an Application with Shiny in R 19. Conclusion 20. Other Books You May Enjoy

The grammar of graphics

Textual communication is supported by a set of rules and elements to help us build phrases and express ideas. Grammatical elements such as nouns, verbs, adjectives, prepositions, and others are what make it possible to form sentences, which are used for the purpose of communicating a message. With that in mind, in 1999, Leland Wilkinson wrote the book The Grammar of Graphics, where he made an analogy between the way we write and the way we build graphics. If we think about that for a minute, it makes sense, since both structures – text and graphics – serve the purpose of communicating an idea or a message through data.

The grammar of graphics has these seven elements, which we will go over one by one: data, geometries, aesthetics, statistics, coordinates, facets, and themes. The first three are fundamental, as without those, there would be no graphics.

Data

The data element means the dataset being worked on that is being used to plot a...

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