Join Barton Poulson for an in-depth discussion in this video Getting started with the R environment, part of Learning R (2013).
Let's start by taking a look at R when it first opens.…For this course, we'll be using the RStudio interface, so I'll begin by…double-clicking that icon on the Desktop.…If you want to use the default R application, just double-click on…the appropriate icon.…R is the 32-bit version for older computers.…R64 is the 64-bit version, which most people will want, and that will become…the default in R3.0.…Either way, once they're open, they appear identical.…Also, if you prefer to work in other environments, you have other choices.…
So, for instance, on a Macintosh, you can open up the terminal, and access R that…way by simply typing the letter R at the command prompt.…Similarly, in Linux, type R at the command, or you can set it up to use the text…editor of your choice through the preferences or options.…When you first open R, what you get is the console.…That's what I have here on the left, and it comes up with a bunch of boilerplate texts.…It tells me, for instance, the version that I'm using, it gives information about…
The course continues with examples on how to create charts and plots, check statistical assumptions and the reliability of your data, look for data outliers, and use other data analysis tools. Finally, learn how to get charts and tables out of R and share your results with presentations and web pages.
- What is R?
- Installing R
- Creating bar character for categorical variables
- Building histograms
- Calculating frequencies and descriptives
- Computing new variables
- Creating scatterplots
- Comparing means
Skill Level Beginner
Managing and Analyzing Data in Excel 2010with Dennis Taylor1h 32m Intermediate
1. What is R?
R in context3m 35s
2. Getting Started
3. Charts and Statistics for One Variable
4. Modifying Data
5. Charts for Associations
6. Statistics for Associations
Next steps4m 11s
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