Glossary

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Whether you’re new to the quality and continuous improvement arena or a seasoned expert seeking detailed information on a specific quality topic, you should find what you need in our Glossary of Terms.

Explore the concepts, tools, applications and technical terms that make up the world of continuous improvement.

t-test

t-test is a hypothesis test of population means when small samples are involved.

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Taguchi Loss Function

Taguchi Loss Function, a loss function that approximates the true long term loss due to deviations from target.

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Takt Time

Takt Time is a formula that defines the rate at which the customer buys the product or service and is calculated as: Takt Time = Total Available Time or Operating Time / The Customer Demand or Requirement.

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Time Value Map

A Time Value Map is a pictorial description of value-added and non-value added time in a process.

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Tolerance

Tolerance is the permissible range of variation in a particular dimension of a product. Tolerance are often set by engineering requirements to ensure that components will function together properly.

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Total Quality Management (TQM)

Total Quality Management is a management philosophy of integrated controls, including engineering, purchasing, financial administration, marketing and manufacturing, to ensure customer satisfaction and economical cost of quality.

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