IISE GREEN BELT EXAM | 2026 UPDATE | QUESTIONS AND ANSWERS | WITH COMPLETE SOLUTION!!

IISE GREEN BELT EXAM | 2026 UPDATE | QUESTIONS
AND ANSWERS | WITH COMPLETE SOLUTION!!




Part 1 Answer - Intro


What is Six Sigma? Answer - - Customer Focused
- Well defined problem solving methodology supported by a handful of
powerful analytical tools.
- coined by Motorola


Continuous Improvement Answer - - driven by the execution of carefully
selected projects.
- small steps forward no steps backward


Defect Answer - - anything that results in customer dissatisfaction


Six Sigma Approach Answer - - Uses statistics solely as tools for interpreting
and clarifying data
- Requires a deep commitment from the highest levels of management
- strategy and not a destination


For Six Sigma to be Effective Answer - 1. There must be a process in place;
2. The process must be brought into control statistically;

, 3. The processes must be improved (by reducing variation within the controlled
processes and bringing them closer to the target)


DMAIIC Answer - - define
- measure
- analyze
- improve
- implement
- control (standardize and validate)


Part 2 Answer - Variation


Who done it (Variation) Answer - W. Edward Deming
(Theory of Profound Knowledge)


Knowledge of Systems Answer - 1. A system is a network of interdependent
components that work together to try to accomplish an aim;
2. Systems are management's responsibility;
3. Management's job is to optimize the entire system over time


Variation Answer - - the voice of the system or process
- make invisible visible
- distinguish between special and common cause variation


When people do not understand variation Answer - - See trends where there
are no trends;