Six Sigma Simplified
Six sigma system has been successfully used by many organizations subsequent to it being pioneered by Motorola and later on, popularized by GE. To many, six sigma looks a bit overwhelming due to its statistical base. Therefore, it is necessary to present its principles and practical aspects in a simple way.
Refer for easy-to-understand manner at:
http://management-universe.blogspot.com/ http://six-sigma-system.blogspot.com/ 
