Updated without the cache. Commit history has been changed to stop the cache that was too large.  Number of simulations and the caching have not been changed in the actual file.

git reset HEAD^1 "Knitr/cashe*"
New Update
Updated without the cache. Commit history has been changed to stop the cache that was too large.  Number of simulations and the caching have not been changed in the actual file.
Merge branch 'master' of https://github.com/RobHayward/StatsandProb