R in 24 Hours, Sams Teach Yourself

In just 24 lessons of one hour or less, Sams Teach Yourself R in 24 Hours helps you learn all the R skills you need to solve a wide spectrum of real-world data analysis problems. You’ll master the entire data analysis workflow, learning to build code that’s efficient, reproducible, and suitable for sharing with others.

This book’s straightforward, step-by-step approach teaches you how to import, manipulate, summarize, model, and plot data with R; formalize your analytical code; and build powerful R packages using current best practices.

Practical, hands-on examples show you how to apply what you learn.
Quizzes and exercises help you test your knowledge and stretch your skills.

Learn How To

• Install, configure, and explore the R environment, including RStudio
• Use basic R syntax, objects, and packages
• Create and manage data structures, including vectors, matrices, and arrays
• Understand lists and data frames
• Work with dates, times, and factors
• Use common R functions, and learn to write your own
• Import and export data and connect to databases and spreadsheets
• Use the popular tidyr, dplyr and data.table packages
• Write more efficient R code with profiling, vectorization, and initialization
• Plot data and extend your graphical capabilities with ggplot2 and Lattice graphics
• Develop common types of models
• Construct high-quality packages, both simple and complex
• Write R classes: S3, S4, and Reference Classes
• Use R to generate dynamic reports
• Build web applications with Shiny

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