Whether this is your first time skiing or you are a skier, it is always important to gain as much possible knowledge on any equipment before buying it. In this article, you will learn what the difference is between skis and what you should consider before purchasing.

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).