BUSINESS CONCEPT What Is Six Sigma Six Sigma is a data-driven approach and methodology for eliminating errors or defects in a product , service, or process . Six Sigma was developed by Motorola as a management approach based on quality fundamentals in the early 1980s. A decade later, it was popularized by General Electric who […] The post Six Sigma Explained: 5 Core Concepts That Cut Costs 99% appeared first on FourWeekMBA .