Scatter plot matrices are useful compact displays of all pairwise scatter plots among a (small) group of variables. They can be produced in R using the pairs() function. (They can also be produced…
In this video we illustrate how to read data from an Excel format into R with read_excel() from the readxl package. We also illustrate the within() function, which is a convenient tool for modifying…
In this video we will introduce some of the most important packages and functions for importing non-plain text data files. Here we concentrate on importing SAS data sets, which can be done by reading…