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

Average outgoing quality limit (AOQL)

Quality management; Six Sigma

The maximum average outgoing quality over all possible levels of incoming quality for a given acceptance sampling plan and disposal specification.

Analysis of means (ANOM)

Quality management; Six Sigma

A statistical procedure for troubleshooting industrial processes and analysing the results of experimental designs with factors at fixed levels. It provides a graphical display of data. Ellis R. Ott ...

Lot quality

Quality management; Six Sigma

The value of percentage defective or of defects per hundred units in a lot.

External failure

Quality management; Six Sigma

Nonconformance identified by the external customers.

Sample size (n)

Quality management; Six Sigma

The number of units in a sample.

Process

Quality management; Six Sigma

A set of interrelated work activities characterised by a set of specific inputs and value added tasks that make up a procedure for a set of specific outputs.