Six sigma is the most common and most popular methodology and the most common techniques under this methodology is the DMAIC approach. The DMAIC basically stands for define, measure, analyze, improve and control. Traditionally, the approach is applied to the problem with an existing process or project. The main motive of DMAIC is to solve the problems that related to variations. Generally, it is stated that variation is the enemy DMAIC is the technique that is used to resolve the issues that related to the defects or the organization is deviated from the right path or the ...