Tests Why tests are not perfect Kaiser explains why testing can't be perfect. Typically, the test itself can't be perfect; but also errors arise from outside the labs.
Algorithms If you are using Facebook Ads split testing (A/B testing), stop fooling yourself Kaiser Fung, founder of Principal Analytics Prep, and former director of Applied Analytics at Columbia University, explains why you can't run proper A/B tests on Facebook
Aggregation Dispute over analysis of school quality and home prices shows social science is hard Most of my friends with families fret over school quality when deciding
Analytics-business interaction Theranos and ethics I have to admit I missed the hype about Elizabeth Holmes, and
Aggregation A report from #JSM Joint Statistical Meetings 2014 Stephen Stigler, the preeminent historian of statistics, gave a great talk at