A Review of Six Sigma Approach: Methodology, Obstacles and Benefits

Kumar Dhiraj & Kaushish Deepak

Abstract

Six Sigma is an approach that improves quality by analyzing data with statistics. In recent years there has been a significant increase in the use and development of the Six Sigma methodology in manufacturing industry and others. The Six Sigma approach has been increasingly adopted worldwide in the manufacturing sector in order to enhance productivity and quality performance and to make the process robust to quality variations. Understanding Methodology, key features, obstacles of the six sigma method allows organizations to better support their strategic directions, and increasing needs for coaching, mentoring, and training. It also provides opportunities to better implement six sigma projects. This paper reviews Methodology, obstacles and Benefits of six sigma practices and identifies the key factors influencing successful six sigma project implementations. Effective six sigma principles and practices will succeed by refining the organizational culture continuously. Cultural changes require time and commitment before they are strongly implanted into the organization