Nothing
Contains basic tools for visualizing, interpreting, and building regression models. It has been designed for use with the book Introduction to Regression and Modeling with R by Adam Petrie, Cognella Publishers, ISBN: 9781631892509 <https://titles.cognella.com/introductiontoregressionandmodelingwithr9781631892509>.
Package details 


Author  Adam Petrie 
Maintainer  Adam Petrie <apetrie@utk.edu> 
License  GPL (>= 2) 
Version  1.6 
Package repository  View on CRAN 
Installation 
Install the latest version of this package by entering the following in R:

Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.