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).

published Mar 4, 2018, 5:50:12 PM, by Kanga Kong (Bloomberg) — A high-level South Korean delegation is set to visit North Korea on Monday afternoon in a bid to persuade Kim Jong Un to start talks with the U.S. and stave off a potential conflict over his nuclear program. South