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Six Sigma: Home


Use for:

Books dealing with the topic are listed in the catalog under the heading:

  • Six Sigma (Quality Control Standard)

The following descriptors or keywords may be helpful in locating related books:

  • Best practice
  • Business process reengineering
  • Lean manufacturing
  • Production management
  • Production planning
  • Quality assurance
  • Quality control - Statistical methods
  • Reliability engineering
  • Service industries - Quality Control - Statistical methods
  • Standard deviations
  • Total quality management


Six Sigma

Scope Note

Ronald Snee defines Six Sigma as "a strategic business improvement approach that seeks to increase both customer satisfaction and an organization's financial health." Source: Managing six sigma : a practical guide to understanding, assessing, and implementing the strategy that yields bottom-line success. TS156 .B74 2001 Informaton-Reference.

A quality measure and improvement program developed by Motorola that focuses on the control of a process to the point of six sigma (standard deviations) from a centerline, or 3.4 defects per million items. It includes identifying factors critical to quality as determined by the customer, reducing process variation and improving capabilities, increasing stability and designing systems to support the six sigma goal. Source:

A methodology that provides businesses with the tools to improve the capability of their business processes. This increase in performance and decrease in process variation lead to defect reduction and improvement in profits, employee morale and quality of product. Source:

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