published May 19th 2016, 8:21 am, by Matt Levine (Bloomberg View) — Artificial intelligence. Look, Two Sigma is a big smart hedge fund that has done well and made its founders rich and has prospective recruits wear virtual-reality headsets for some reason. And I am sure they are wonderful at

The entire concept of 6-σ (Six Sigma) is based on satisfying customers. Although the methodology is said to have been first proposed by Bill Smith of Motorola company (Wiki, 2006), statisticians have been aware of this concept long ago. Smith only was the first to apply it in production processes in 80’s. Since then, the methodology has been used in many organizations and had saved millions (Wiki, 2006).