More basics

Become familiar with reading and writing data, computing summary statistics and visual data exploration. Get to know the relation between variables and build your first model.

Learning objectives

At the end of this unit you should be able to

• become familiar with R projects,
• read and write tabulated data,
• compute some summary statistics,
• use R’s basic plot functionality to quickly visualize your data,
• identify some common problems in the structure of data frames,
• subset, merge, separate a data frame in order to clean it,
• feel comfortable with the usage of R.

Comments?

You can leave comments below if you have questions or remarks about any of the text or code in this unit. Please copy the corresponding line into your comment to make it easier to answer your question.