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2. Six Sigma - Wikipedia

   en.wikipedia.org/wiki/Six_Sigma

   Six Sigma (6σ) is a set of techniques and tools for process improvement.It was introduced by American engineer Bill Smith while working at Motorola in 1986. [1] [2]Six Sigma strategies seek to improve manufacturing quality by identifying and removing the causes of defects and minimizing variability in manufacturing and business processes.

3. CTQ tree - Wikipedia

   en.wikipedia.org/wiki/CTQ_tree

   CTQ trees are often used as part of Six Sigma methodology to help prioritize such requirements. CTQs represent the product or service characteristics as defined by the customer/user. Customers may be surveyed to elicit quality, service and performance data. They may include upper and lower specification limits or any other factors.

4. Critical to quality - Wikipedia

   en.wikipedia.org/wiki/Critical_to_quality

   Critical to quality is an attribute of a part, assembly, sub-assembly, product, or process that is literally critical to quality or more precisely, has a direct and significant impact on its actual or perceived quality. [1]

5. Lean Six Sigma - Wikipedia

   en.wikipedia.org/wiki/Lean_Six_Sigma

   Lean Six Sigma is a synergized managerial concept of Lean and Six Sigma. [6] Lean traditionally focuses on eliminating the eight kinds of waste (" muda ") , and Six Sigma focuses on improving process output quality by identifying and removing the causes of defects (errors) and minimizing variability in (manufacturing and business) processes.

6. List of Six Sigma certification organizations - Wikipedia

   en.wikipedia.org/wiki/List_of_Six_Sigma...

   This is a list of notable organizations that provide Six Sigma certification. ... American Society for Quality (ASQ) Chartered Quality Institute (CQI)

7. Quality management - Wikipedia

   en.wikipedia.org/wiki/Quality_management

   Six Sigma — 6σ, Six Sigma combines established methods such as statistical process control, design of experiments and failure mode and effects analysis (FMEA) in an overall framework. PDCA — plan, do, check, act cycle for quality control purposes. (Six Sigma's DMAIC method (define, measure, analyse, improve, control) may be viewed as a ...