jmmastey/level_up_exercises — pull request #138 by ryancowan (2014-10-09 15:53:29+00:00)
Title: Data science 20141007 rc

First pass at the data science exercise.

-simple json file loading
-Dataset contains all results from file, helper methods for calculations, uses ABAnalyzer class to calculate probability
-main.rb used to display results (sample size, conversions, percentages with error ranges, and confidence level)