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Each quiz takes about 3 minutes. Score 8/10 or more to earn a Badge of Honor from Dr. Lean Murali — and share it with your network.
Lean Six Sigma Overview
Lean, Six Sigma, the 8 wastes and the 5-step DMAIC roadmap — in plain English.
Take the quiz → Session 02Voice of the Customer
Listen to customers, find the themes and turn their words into measurable targets.
Take the quiz → Session 03Process Thinking
See work as a system — value-added vs waste, wait time, variation and the VA ratio.
Take the quiz → Session 04AI Tools for Problem Solving
ChatGPT, Gemini, Claude and Manus — which tool for which job, and how to write a great prompt.
Take the quiz → Session 05Project Charter
Write a strong problem statement, a SMART goal and clear scope — on one page.
Take the quiz → Session 06SIPOC Diagram
See your whole process in one page — Suppliers, Inputs, Process, Outputs, Customers.
Take the quiz →VOC Deep Dive
Go beyond surveys — affinity diagrams, focus groups and complaint mining to find what customers really mean.
Take the quiz →CTQ Trees
Turn vague customer wants into measurable targets — need, drivers and CTQs with clear limits.
Take the quiz →Kano Model
Know what customers expect, want and love — Must-Haves, Satisfiers and Delighters.
Take the quiz →Stakeholder Analysis
Map who can help or hinder your project, find the real concern behind resistance and win support early.
Take the quiz →Problem & Goal Statements
Say exactly what’s wrong with facts, not blame — and set a SMART goal everyone can measure.
Take the quiz →RACI Matrix
Make every task someone’s job — who is Responsible, Accountable, Consulted and Informed.
Take the quiz →Process Mapping
See how work really flows — swim lanes, hand-offs, waits and rework loops.
Take the quiz →Data Types & Scales
Continuous vs. discrete, and the four scales. Know your data before you analyse it.
Take the quiz →MSA & Gauge R&R
Can you trust your numbers? Repeatability, reproducibility and how to read a Gauge R&R.
Take the quiz →Process Capability (Cp & Cpk)
Can your process meet the spec? Cp, Cpk, Pp and Ppk in plain English.
Take the quiz →Join the FREE Lean Six Sigma Training
Live, practical sessions for working professionals who want to become the person that solves problems at work.