swirl Lessons After Lecture 3

After Lecture 3 you should complete the following swirl lessons in the Exploratory Data Analysis course:

• Principles of Analytic Graphs
• Exploratory Graphs
• Graphics Devices in R
• Plotting Systems
• Base Plotting System

Before starting this swirl course you should install a few packages by taking these steps:

1. Run install.packages("Rcpp").
2. You will be asked Do you want to install from sources the package which needs compilation?. Type n into the R console and then press enter.
3. Download this file.
4. Run install.packages(file.choose(), repos = NULL, type="source") and select the file you just downloaded.
5. Run install.packages("jpeg").

You should now have no problems with the lessons in the Exploratory Data Analysis course.

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