A/B testing (split testing) is the process of setting up two versions of one page, and testing which page outperforms the other. Here's how to do it right. Did you know that you can test certain ...

A/B testing is an experiment that involves serving two different variations of the same element to website users simultaneously and comparing the results to determine which variation performs better.

Dan Siroker helps companies discover tiny truths, but his story begins with a lie. It was November 2007 and Barack Obama, then a Democratic candidate for president, was at Google's headquarters in ...