Lean, quality improvement & root cause · Working

Six Sigma

Also called: 6 Sigma

ELI5

A structured approach using data to reduce defects and process variation.

Used in conversation

“Can we remove the ambiguity around six Sigma before the process changes?”

Pitch context

You will see “Six Sigma” in operating plans, procurement packs, supplier reviews and supply-chain reports when the discussion reaches lean, quality improvement & root cause.

Why it matters: In lean, quality improvement & root cause, the definition can change ownership, capacity, process, cost or safety decisions.

Sources & evidence · 3

Direct term-level sources and supporting source families.