Six Sigma

Six Sigma

Originally developed by Motorola in 1986, Six Sigma is quality management method that helps organizations 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 products or services.

Industry: Quality management

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Six Sigma

defect

Quality management; Six Sigma

A product’s or service’s nonfulfillment of an intended requirement or reasonable expectation for use, including safety considerations. There are four classes of defects: class 1, very serious, leads ...

highly accelerated stress audits (HASA)

Quality management; Six Sigma

A technique in which a sample of parts (as opposed to 100% of the production as in HASS,) is subjected to stresses similar to the levels and duration for HALT. In monitoring the production process, ...

laboratory

Quality management; Six Sigma

A test facility that can include chemical, metallurgical, dimensional, physical, electrical and reliability testing or test validation.

sentinel event

Quality management; Six Sigma

Healthcare term for any event not consistent with the desired, normal or usual operation of the organization; also known as an adverse event.

root cause

Quality management; Six Sigma

A factor that caused a nonconformance and should be permanently eliminated through process improvement.

lot tolerance percentage defective (LTPD)

Quality management; Six Sigma

Expressed in percentage defective, the poorest quality in an individual lot that should be accepted. Note: LTPD is used as a basis for some inspection systems and is commonly associated with a small ...

customer relationship management (CRM)

Quality management; Six Sigma

A strategy for learning more about customers’ needs and behaviors to develop stronger relationships with them. It brings together information about customers, sales, marketing effectiveness, ...