The Lean Six Sigma Black Belt Foundation certification generally takes between 1 to 3 months to study for and complete, depending on the organization you get your certificate through.
Lean Six Sigma Black Belts are mainly involved in analyzing, structuring, and measuring performance issues. Their roles are very separate from the other lean six sigma positions. Black Belt professionals are expected to lead continuous improvement projects and have comprehensive training in enhancing results through Lean concepts and advanced statistical analysis techniques. Lean Six Sigma Black Belts can comprehend team dynamics and assign roles and responsibilities, and they can appreciate and assign roles and responsibilities to team members in a project.
Lean Six Sigma Black Belts are the ones who lead struggles to decrease variation in processes to improve results. They are the ones who teach and advise business leaders and personnel on how to reduce variation, make better choices, and improve outcomes.
You have to pass the Lean Six Sigma Black Belt exam to receive the certification from APMG International. To increase the effectiveness of your study and make you familiar with the actual exam pattern, we have prepared this APMG International Lean Six Sigma Black Belt sample questions. Our 
To achieve the professional designation of APMG International Lean Six Sigma Black Belt from the APMG International, candidates must clear the Lean Six Sigma Black Belt Exam with the minimum cut-off score. For those who wish to pass the APMG International Lean Six Sigma Black Belt certification exam with good percentage, please take a look at the following reference document detailing what should be included in APMG International Lean Six Sigma Black Belt Exam preparation.