Editing Quality control (section)

==Notable approaches==
There is a tendency for individual consultants and organizations to name their own unique approaches to quality control—a few of these have ended up in widespread use:

{| class="wikitable"
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! Terminology !! Approximate year of first use !! Description
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| Statistical quality control (SQC) || 1930s || The application of statistical methods (specifically [[control chart]]s and [[acceptance sampling]]) to quality control<ref name="Juran">{{Citation | editor-last = Juran | editor-first = Joseph M. | editor-link = Joseph M. Juran | year = 1995 | title = A History of Managing for Quality: The Evolution, Trends, and Future Directions of Managing for Quality | publisher = The [[American Society for Quality|American Society for Quality Control]] | location = [[Milwaukee|Milwaukee, Wisconsin]] | isbn = 9780873893411 | oclc = 32394752 | url-access = registration | url = https://archive.org/details/historyofmanagin0000unse }}</ref>{{rp|556}}
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| Total quality control (TQC) || 1956 || Popularized by [[Armand V. Feigenbaum]] in a [[Harvard Business Review]] article<ref>{{cite journal | last1 = Feigenbaum | first1 = Armand V. | author-link1 = Armand V. Feigenbaum | year = 1956 | title = Total Quality Control | journal = [[Harvard Business Review]] | location = [[Cambridge, Massachusetts]] | publisher = [[Harvard University Press]] | volume = 34 | issue = 6 | pages = 93–101 | issn = 0017-8012 | oclc = 1751795}}</ref> and book of the same name;<ref>{{citation |last=Feigenbaum |first=Armand Vallin |year=1961 |title=Total Quality Control |publisher=New York, McGraw-Hill |oclc=250573852}}</ref> stresses involvement of departments in addition to production (e.g., accounting, design, finance, human resources, marketing, purchasing, sales)
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| [[Statistical process control]] (SPC) || 1960s || The use of [[control chart]]s to monitor an individual industrial process and feed back performance to the operators responsible for that process; inspired by [[control system]]s
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| Company-wide quality control (CWQC) || 1968 || Japanese-style total quality control.<ref name="Ishikawa">{{Citation | last = Ishikawa | first = Kaoru | author-link = Kaoru Ishikawa | title = What Is Total Quality Control? The Japanese Way | edition = 1 | year = 1985 | publisher = [[Prentice-Hall]] | location = [[Englewood Cliffs, New Jersey]] | isbn = 978-0-13-952433-2 | oclc = 11467749 | pages = [https://archive.org/details/whatistotalquali00ishi/page/90 90–91] | url-access = registration | url = https://archive.org/details/whatistotalquali00ishi/page/90 }}</ref>
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| [[Total quality management]] (TQM) || 1985 || Quality movement originating in the [[United States Department of Defense]] that uses (in part) the techniques of statistical quality control to drive continuous organizational improvement<ref>{{Citation | last = Evans | first = James R. | last2 = Lindsay | first2 = William M. | year = 1999 | title = The Management and Control of Quality | edition = 4 | publisher = South-Western College Publications | location = [[Cincinnati|Cincinnati, Ohio]] | page = [https://archive.org/details/managementcontro0004evan/page/118 118] | isbn = 9780538882422 | oclc = 38475486 | quote = The term '''total quality management''', or '''TQM''', has been commonly used to denote the system of managing for total quality. (The term TQM was actually developed within the Department of Defense. It has since been renamed Total Quality Leadership, since leadership outranks management in military thought.) | url = https://archive.org/details/managementcontro0004evan/page/118 }}</ref>
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| [[Six Sigma]] (6σ) || 1986 || Statistical quality control applied to business strategy;<ref>{{cite web | url = http://www.motorolasolutions.com/web/Business/_Moto_University/_Documents/_Static_Files/What_is_SixSigma.pdf | title = What Is Six Sigma? | date = 2010-02-19 | publisher = Motorola University | location = [[Schaumburg, Illinois]] | page = 2 | access-date = 2013-11-24 | quote = When practiced as a management system, Six Sigma is a high performance system for executing business strategy. | url-status = dead | archive-url = https://web.archive.org/web/20131203031507/http://www.motorolasolutions.com/web/Business/_Moto_University/_Documents/_Static_Files/What_is_SixSigma.pdf | archive-date = 3 December 2013 | df = dmy-all }}</ref> originated by [[Motorola]]
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| [[Lean Six Sigma]] (L6σ)|| 2001 || Six Sigma applied with the principles of [[lean manufacturing]] and/or [[lean enterprise]]; originated by Wheat ''et al.''<ref name="WheatLeaning01">{{cite book |title=Leaning into Six Sigma: The Path to integration of Lean Enterprise and Six Sigma |author1=Wheat, B. |author2=Mills, C. |author3=Carnell, M. |publisher=Publishing Partners |pages=100 |year=2001 |isbn=9780971249103}}</ref>
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