Quality Engineering & Six Sigma

Statistical process control (SPC), control charts, process capability (Cp/Cpk), Pareto, and Six Sigma.

Theory Modules

Study the theory, review the governing formula, and test your knowledge with interactive questions.

A control chart is a time-ordered plot used in Statistical Process Control (SPC) to determine if a process is in stat...

The fishbone diagram (also called an Ishikawa or cause-and-effect diagram) is a structured brainstorming tool used to...

Pareto analysis is a **statistical technique** used in **quality management and process improvement** to identify and...

Process capability analysis determines whether a manufacturing process can consistently produce parts within customer...

Quality control (QC) is the set of operational techniques used to measure, inspect, test, and monitor products and pr...

Six Sigma is a data-driven methodology for reducing process variation and defects, originally developed at Motorola i...

Statistical Process Control (SPC) is a quality management technique that applies statistical methods to monitor and c...