Six Sigma is a method used to achieve improvements in the business that creates high -quality goods and services . Its main purpose is to reduce the variation in all products and services through a very efficient business processes . There are different levels of six sigma certification . Each different level of Six Sigma Training and Certification convey how much knowledge and experience when it comes to a person holding a specific quality improvement strategies . In a company , the black belt is considered a leader who is responsible for overseeing six sigma efforts by lower-level professionals such as Green , Yellow , and White Belt . In order to get certified Six Sigma Black Belt there are several requirements that must be met . You need to determine if you are qualified for certification . If not , you can begin by looking into the green belt certification as a stepping stone or by taking statistics courses to prepare for higher -level math will be needed in this theory is based o
Education and Business