David Dalpiaz
David Dalpiaz
Show sample mean, standard deviation, finding minimum as matrix operations. Inspiration: http://genomicsclass.github.io/book/pages/matrix_algebra_examples.html
Put calculated values into traditional table to bridge gap between R and the usual table.
Use $\hat{y}_{pred}$ throughout.
Fix rounding and scientific notation. Remove as much rounding as possible.
Pretty sure data in some package that is being used was switched form a data.frame to a tibble and something that used to be passed as a vector is now...
Gather external references that are usually posted on course website at end of chapters. Also consider ISL and mathematicalmonk videos.
Tables
Change all tables to `knitr::kable()`.
Create plots similar to: http://www.milanor.net/blog/cross-validation-for-predictive-analytics-using-r/
Assignment R Markdown files created with `assignr` have one additional newline for each (solution) chunk removed.