R Quick Syntax Reference

1. Front Matter

   Pages i-xvii

   PDF

2. R Basics

   1. Front Matter

      Pages 1-1

      PDF

   2. Downloading R and Setting Up a File System

      • Margot Tollefson

      Pages 3-11

   3. The R Prompt and the R Studio Windows

      • Margot Tollefson

      Pages 13-19

   4. Assignments and Operators

      • Margot Tollefson

      Pages 21-39

3. Kinds of Objects

   1. Front Matter

      Pages 41-41

      PDF

   2. Modes and Types of Objects

      • Margot Tollefson

      Pages 43-72

   3. Classes of Objects

      • Margot Tollefson

      Pages 73-109

4. Functions

   1. Front Matter

      Pages 111-111

      PDF

   2. Packaged Functions

      • Margot Tollefson

      Pages 113-120

   3. User-Created Functions, Scripts, and S4 Methods

      • Margot Tollefson

      Pages 121-138

   4. How to Use a Script or Function

      • Margot Tollefson

      Pages 139-150

5. I/O and Manipulating Objects

   1. Front Matter

      Pages 151-151

      PDF

   2. Importing and Creating Data

      • Margot Tollefson

      Pages 153-186

   3. Exporting from R

      • Margot Tollefson

      Pages 187-204

   4. Descriptive Functions and Manipulating Objects

      • Margot Tollefson

      Pages 205-250

6. Flow control

   1. Front Matter

      Pages 251-251

      PDF

   2. Flow Control

      • Margot Tollefson

      Pages 253-258

   3. Examples of Flow Control

      • Margot Tollefson

      Pages 259-275

   4. The Functions ifelse() and switch()

      • Margot Tollefson

      Pages 277-284

This handy reference book detailing the intricacies of R updates the popular first edition by adding R version 3.4 and 3.5 features. Starting with the basic structure of R, the book takes you on a journey through the terminology used in R and the syntax required to make R work. You will find looking up the correct form for an expression quick and easy. Some of the new material includes information on RStudio, S4 syntax, working with character strings, and an example using the Twitter API.


With a copy of the R Quick Syntax Reference in hand, you will find that you are able to use the multitude of functions available in R and are even able to write your own functions to explore and analyze data.




What You Will Learn

• Discover the modes and classes of R objects and how to use them
  
• Use both packaged and user-created functions in R 
  
• Import/export data and create new data objects in R
  
• Create descriptive functions and manipulate objects in R
  
• Take advantage of flow control and conditional statements
  
• Work with packages such as base, stats, and graphics
  

Who This Book Is For


Those with programming experience, either new to R, or those with at least some exposure to R but who are new to the latest version.

• R
• quick
• syntax
• reference
• handbook
• code
• statistics
• programming
• data science
• analytics

• Stratford, USA

  Margot Tollefson

Margot Tollefson is a self-employed consulting statistician residing in the tiny town of Stratford in the corn and soybean fields of north-central Iowa. She started using the S-Plus language in the early 1990s and was happy to switch to R about ten years ago. Margot enjoys writing her own functions in R - to do plots and simulations, as well as to implement custom modeling and use published statistical methods. She earned her graduate degrees in statistics from Iowa State University in Ames, Iowa.

Policies and ethics