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

Mean

Quality management; Six Sigma

A measure of central tendency; the arithmetic average of all measurements in a data set.

Lot size (N)

Quality management; Six Sigma

The number of units in a lot.

Automotive Industry Action Group (AIAG)

Quality management; Six Sigma

A global automotive trade association with about 1,600 member companies that focuses on common business processes, implementation guidelines, education and training.

Nonconformity

Quality management; Six Sigma

The nonfulfillment of a specified requirement.

Surveillance

Quality management; Six Sigma

The continual monitoring of a process; a type of periodic assessment or audit conducted to determine whether a process continues to perform to a predetermined standard.

Deviation

Quality management; Six Sigma

In numerical data sets, the difference or distance of an individual observation or data value from the centre point (often the mean) of the set distribution.

Supplier quality assurance

Quality management; Six Sigma

Confidence a supplier's product or service will fulfil its customers' needs. This confidence is achieved by creating a relationship between the customer and supplier that ensures the product will be ...