Six Sigma: A Comprehensive Guide to Quality Improvement
Six Sigma is a popular quality improvement methodology that has been used by companies around the world to achieve greater efficiency, reduce defects, and improve customer satisfaction. Developed by Motorola in the 1980s, Six Sigma has since been adopted by many other organizations and has become a key part of modern business strategy. So, what exactly is Six Sigma? At its core, Six Sigma is a data-driven approach to quality improvement that seeks to minimize defects, reduce variability, and improve overall performance. The term “Six Sigma” refers to the goal of achieving a process performance that is 99.99966% defect-free, which translates to no more than 3.4 defects per million opportunities. The Six Sigma methodology is based on a structured approach called DMAIC, which stands for Define, Measure, Analyze, Improve, and Control. Let’s take a closer look at each step:1 Define: The first step of the DMAIC process is to clearly…
