More companies are rejecting the notion that quality at any cost is an acceptable way of doing business. Cutting-edge companies are figuring out their true cost of quality and setting out to reduce it. Taken from a letter in the Greek alphabet, the term “sigma” is used in statistics as a measure of variation...
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Cutting-edge companies are figuring out their true cost of quality and setting out to reduce it. Taken from a letter in the Greek alphabet, the term “sigma” is used in statistics as a measure of variation. For a business, sigma measures the capability of a process to perform defect-free work. With six sigma, the common measurement index is defects per unit, where a unit can be virtually anything -- a component of a product, a piece of material, a line of code, a customer invoice...
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Six Sigma The Six Sigma DMADV process (define, measure, analyze, design, verify) is an improvement system used to develop new processes or products at Six Sigma quality levels...	2 / 381
e retailing It can also be employed if a current process requires more than just incremental improvement. Both Six Sigma processes are executed by Six Sigma Green Belts and Six Sigma Black Belts, and are overseen by Six Sigma Master Black Belts...	2 / 340
Six Sigma Black belts typically serve in that role for two years, although they can serve longer. Black belts are an expert in quality techniques specially trained to advise leaders, and to facilitate quality teams, and more specifically accelerate process improvement...	4 / 917
Six Sigma The Six Sigma DMAIC, which stands for, define, measure, analyze, design, and control, is an improvement system for existing processes falling below specification and looking for incremental improvements...	2 / 527