Minor fix to equation in LawOfLargeNumbers.ipynb

add sqrt to the D(n) equation
pre pull
Merge pull request #85 from isofer/master

Minor fix to equation in LawOfLargeNumbers.ipynb
Update README.md
small edits to visual in chp1
Merge pull request #1 from CamDavidsonPilon/master

Pulling changes
Fixed typo. Closes #88
Merge pull request #89 from KartikTalwar/master

Fixing typo
Fix grammatical errors in Chapter 4

there/their
equally as/equally
sample_size= 10000/sample_size = 10000
first iteration of A/B in chp2
edits to AB testing
fixing some text on observed frequency:
Merge pull request #90 from jvns/master

Fix some grammatical errors in Chapter 4
Update README.md
cleaning some stuff
Merge branch 'master' of github.com:CamDavidsonPilon/Probabilistic-Programming-and-Bayesian-Methods-for-Hackers
edits to chp3
Update README.md
Update README.md
Update README.md