20 Things a Six Sigma Green Belt Should Know
Before we understand the Six Sigma Green Belt, we need to understand what Six Sigma certification is. If the term sounds like Greek and Latin to you, it’s because it is! Sigma is the Greek letter used to denote variations from the standard.
Six Sigma is a systematic data-driven methodology to eliminate defects and improve the process or product quality. When we analyse this statistically, a product or process is said to achieve Six Sigma when the number of defects (or errors) is equal to less than 3.4 per million transactions!