Glossary Terms Archive

Attribute Chart

Attribute charts represent a specialized category of statistical process control tools designed specifically for qualitative data analysis. Unlike variable control charts that track measurable characteristics such as length, weight, or temperature, attribute control...

TRIZ Theory for Intuitive Problem Solving

TRIZ Theory for Intuitive Problem Solving TRIZ, the Russian acronym for “Theory of Inventive Problem Solving”, is an international system of creativity that was developed in the U.S.S.R. by Genrich S. Altshuller (engineer) and his collaborators. TRIZ...

Andon Board: Origin, How It Works, Types, and Lean Six Sigma Applications

An andon board is a visual display system that communicates the real-time status of a production line or process to everyone in the area. When a problem occurs, the board signals it immediately. Everyone can see the issue, its location, and its severity without delay....

TPS – The Toyota Production System

TPS – The Toyota Production System The Toyota Production System (TPS) is an integrated socio-technical system developed by Toyota (an automotive manufacturer) to efficiently organize manufacturing and logistics, including interaction with suppliers and customers, to...

Zero Quality Control: Source Inspection

Zero quality control refers to manufacturing or service environments where systematic quality assurance measures are absent. This dangerous approach means products reach customers without proper inspection, testing, or validation processes. Companies practicing zero...