- Statistical Analysis with R
- Table of Contents
- Statistical Analysis with R
- Credits
- About the Author
- About the Reviewers
- Preface
- 1. Uncovering the Strategist's Data Analysis Tool
- What is R?
- What are the benefits of using R?
- Why should I use R?
- Why should I read this book?
- What topics are covered in this book?
- Chapter 2 — Preparing R for Battle
- Chapter 3 — Exploring the Mysterious Data Analysis Tool
- Chapter 4 — Collecting and Organizing Information
- Chapter 5 — Assessing the Situation
- Chapter 6 — Planning the Attack
- Chapter 7 — Organizing the Battle Plans
- Chapter 8 — Briefing the Emperor
- Chapter 9 — Briefing the Generals
- Chapter 10 — Becoming a Master Strategist
- Summary
- 2. Preparing R for Battle
- 3. Exploring the Mysterious Data Analysis Tool
- 4. Collecting and Organizing Information
- 5. Assessing the Situation
- Time for action - making an initial inference from our data
- Examining our data
- Time for action - creating a subset from a large dataset
- Time for action - deriving summary statistics
- Time for action - quantifying categorical variables
- Time for action - correlating variables
- Regression
- Time for action - modelling with simple linear regression
- Time for action - modelling with multiple linear regression
- Time for action - modelling interactions
- Time for action - comparing and choosing models
- Summary
- 6. Planning the Attack
- Review of models
- Predicting outcomes using regression models
- Time for action - calculating outcomes from regression models
- Time for action - creating custom functions
- Time for action - creating resource-focused custom functions
- Logistical considerations
- Time for action - incorporating resource constraints into predictions
- Assessing viability
- Time for action - assessing the viability of potential strategies
- Summary
- 7. Organizing the Battle Plans
- 8. Briefing the Emperor
- Charts, graphs, and plots in R
- Time for action - creating a bar chart
- Time for action - customizing graphics
- Time for action - creating a scatterplot
- Time for action - creating a line chart
- Time for action - creating a box plot
- Time for action - creating a histogram
- Time for action - creating a pie chart
- What just happened
- pie(...)
- Pop quiz
- Have a go hero
- Time for action - exporting graphics
- Summary
- 9. Briefing the Generals
- More charts, graphs, and plots in R
- Time for action - customizing a bar chart
- Time for action - customizing a scatterplot
- Time for action - customizing a line chart
- Time for action - customizing a box plot
- Time for action - customizing a histogram
- Time for action - customizing a pie chart
- Time for action - building a graphic
- Time for action - building a graphic with multiple visuals
- Summary
- 10. Becoming a Master Strategist
- A. Pop Quiz Answer Key
- Index
John M. Quick is an Educational Technology Ph.D. student at Arizona State University who is interested in the design, research, and use of educational innovations. Currently, his work focuses on mixed-reality systems, interactive media, and innovation adoption. In addition, he has recently published multiple gaming applications for the iPhone and iPad. John's blog, High-Technically Correct, which covers various topics in technology, is available online at http://www.johnmquick.com.
I give thanks to the R Project and its user community for offering the world superior open-source statistical software. I also thank Dr. Roy Levy for introducing me to, and encouraging me to share my knowledge of, R. Lastly, I would like to thank my parents for their lifelong support and Zarraz for the companionship and insights that she offered to me throughout the authoring of this book.
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