Fixed Jon's R^2 but think that's the only change

	modified:   writeup.Rnw
Merge branch 'master' of github.com:mmallek/finalproject
Merge branch 'master' of github.com:mmallek/finalproject
Added paragraph to intro w/1 sentence for each individual project

Also moved paragraph about problems with variables to group conclusion

There is room for more in intro if we want it.

	modified:   writeup.Rnw
Merge branch 'master' of github.com:mmallek/finalproject

I had fixed Jon's R^2 code and it caused the merge to break.

Conflicts:
	writeup.Rnw