Six Sigma Methodology Explained
Six Sigma is a quality management philosophy and related methodologies with the goal of reducing defects in products and services. Six Sigma methodology focuses on process output, whether it is manufacturing or other industries, such as financial services, insurance, healthcare etc.
Six Sigma methodology sets high targets in improving process output that require collecting data and analyzing data, and implementing changes to improve the processes to achieve visible and quantified results. This is achieved by identifying and measuring defects in a process, and then systematically eliminating them, which needs to improved outputs, increased customer satisfaction, reduced costs and increased profits. Six Sigma methodology uses a wide variety of tools, which certified Six Sigma professionals should be familiar with. Most of the tools in Six Sigma methodology are based on statistical approaches and concepts.
According to Six Sigma methodology, all projects are carried out by Six Sigma certified teams, where each team member has his/her role and tasks. These roles are Champion, Black Belt, Lean Black Belt etc – according to Six Sigma certifications. Each Six Sigma credential has its scope and areas of expertise, so as these members come together, they form an efficient team, fully familiar with Six Sigma methodology and approaches. In general, Six Sigma has 2 approached: to analyze and implement changes in existing processes (DMAIC), and to organize new processes from scratch which also includes designing new products and all related processes/ actions (DMADV).
Six Sigma methodology has gained popularity with organizations from different industries and countries. Companies invest huge recourses in implementing Six Sigma within their structure as the methodology reportedly contributes to up to 50% cost reduction, sufficient profit growth and improved customer satisfaction.
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