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Analyzing Financial Contributions to Political Campaigns

Analyzing Financial Contributions to Political Campaigns

Political candidates not only need votes but they also need money. Here's how the campaign finance data set from 2012 looks like.Understanding Individual Political Contribution by Occupation of Top 1% vs Bottom 99% A political candidate not only needs votes, they need money.  In today’s mu...

Type I and Type II Errors | Smoke Detector and The Boy Who Cried Wolf

Type I and Type II Errors | Smoke Detector and The Boy Who Cried Wolf

Every cook knows how to avoid Type I Error: just remove the batteries. Let's also learn how to reduce the chances of Type II errors. Why Type I and Type II Errors Matter A/B testing is an essential component of large-scale online services today. So essential, that every online business ...

RHadoop Tutorial: Large Dataset Resample

RHadoop Tutorial: Large Dataset Resample

Learn how to use RHadoop to resample from a large data set in parallel. This blog is designed for beginners.How-To: Resample from a large data set in parallel (with R on Hadoop) Reposted from Cloudera blog. Internet-scale data sets present a unique challenge to traditional machine...