Six Sigma Black Belt is the leader of six Sigma improvement project, the backbone of six Sigma methodology in enterprises and the disseminator of six Sigma improvement culture. Compared with the green belt, the black belt should not only master the thinking logic of six sigma methodology, but also be able to operate statistical analysis software (such as Minitab) and interpret it correctly. It is also necessary to understand the application of mathematical statistics theory and more complex statistical tools. The Black Belt can independently lead the project team to implement six improvements of the Sima Black Belt project, and provide necessary course training and guidance for team members during the project implementation.

How long does it take to train six suitable black belts and six suitable green belts?

It usually takes four to five weeks to train a black belt, including four weeks for DMAIC training and one week for training important skills and team spirit. Green belt training usually takes 5 days. It is important to determine the shortest training time, because many business units will spend five days training if business leaders do not make clear requirements.

For individuals who study six green belts and six black belts, the learning depth of green belts and black belts is different. The green belt is suitable for zero-based learning, and the black belt is divided into 10 and 20 days of training. Green belt foundation 10 days can be directly upgraded to black belt. 20 days is suitable for zero foundation and has certain work experience.