Amazon reviews are commonly used by internet shoppers to rate products, but does a high number of good ratings indicate a good product? In this post, I analyze how Amazon reviews have become less informative and less helpful even as they've become far more numerous.

Which TED talk is most persuasive? What exactly do we mean when we ask this, and how to we find out the answer? This post explores the answer to that question, and it will give you a long list of TED talks to enjoy.

An analysis of Titanic Survivor data from Kaggle.com using decision trees.