It's a quality assurance truism that you can't inspect quality into a product. For a statistician, the difference between three sigma and six sigma is a difference in the degree of deviation from a ...

Founded in 1920 as the national political science honor society, Pi Sigma Alpha is devoted to promoting excellence in political science and to reward those who excel. Membership in Pi Sigma Alpha is ...

Both TQM, total quality management, and Six Sigma are time tested tools to enhance quality of products as well as services. While there are numerous similarities, the subtleties within these systems ...