Six Sigma is one of the most popular quality management systems that is used to ensure that the number of defects in the product is minimum. Companies that have adopted the Six Sigma approach have seen a considerable spike in their sales and customer service. As of now, the Lean Six Sigma certifications are also offered. This is because there is a high demand for the Six Sigma experts in the world.

The Lean Six Sigma certification is available through a number of different bodies including the International Association for Six Sigma Certification and the American Society of Quality. The Lean Six Sigma credentials are divided into a few different levels and each level is better than the other. The first one is known as Lean Six Sigma Yellow Belt. It is the basic level that is aimed primarily at the fundamental knowledge and comprehension of Lean Six Sigma. It revolves around the Lean Six Sigma concepts, such as negative effects on process performance, variability, and process improvement. A person who has earned this certificate is a member of the team who always supports project improvements. This is because the Six Sigma methodologies revolve around just this one thing.

The Lean Six Sigma Green Belt certification will allow the candidate to create control plans, process maps, and charts. Here the applicant will also use statistical tests to improve the overall quality of the processes. A person who has earned this credential can act as a project leader for a short period of time. The next level is the Lean Six Sigma Black Belt certificate. The person who has earned this credential should know all about factorial experiments and multiple regression.

Lean Six Sigma Master Black Belt is the most advanced level that covers every single thing that is mentioned in the previously mentioned levels. If you wish to earn this certificate, then it is a very good decision because there are a lot of places where it can come in handy.