X-Bar Chart | Glossary

Definition 

It is a quality control chart that monitors the mean of the product development process, in which a sample of n parts is collected across multiple time periods. The mean of the sample is then plotted on the control chart, and a determination is made if the process is “under control” or not.

Further Reading

  • “The Principles of Product Development Flow: Second Generation Lean Product Development”, by Donald G. Reinertsen.

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Working Software | Glossary

Definition 

Working Software in Software development refers to an application which is fully integrated, tested, and ready to be shipped to customers and/or deployed into production.

Further Reading

  • “The Principles of Product Development Flow: Second Generation Lean Product Development”, by Donald G. Reinertsen.

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