Fixed 01_02 to be a lower level lecture
Worked through the lecture
expectation lecture
Converted most of the figures to ggplot2
Finished converting the expected value lecture
FInished the expecation lecture
Moving around some things
Finished the variance lecture
Massive amount of reorganization
Worked on the common distros lecture
Finished the common distros lecture
Made some small changes for 03
Added pdfs for the first three lectures
Update index.Rmd

typo
Update index.Rmd

typo
Merge pull request #20 from rthisted/master

Typos and clarifications in HW3 and HW4
Added use arrow keys to the title slides
Added hw3.html
Reworded hw4
Fixed some typos