- Indexing out of a dataframe (dollar sign and bracket indexing) - lm and glm section-- a little more about the GLM structure specifically. Also-- a bit more on interpreting the output from those model objects. - More examples of using the different formula conventions-- more `lm` examples. (even if we don't show the full output) - Vector recycling.
lmexamples. (even if we don't show the full output)