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Certified Lean Six Sigma Black Belt (CLSSBB) Practice Exam

Certified Lean Six Sigma Black Belt (CLSSBB)

About GAQM Certified Lean Six Sigma Black Belt (CLSSBB)

A Certified Lean Six Sigma Black Belt holder possesses a thorough understanding of all aspects within the phases of D-M-A-I-C. They understand how to perform and interpret 6 Sigma black belt tools and how to use standard principles of Lean. The Certified Lean Six Sigma Black Belt (CLSSBB) is a professional who can explain Six Sigma philosophies and principles, including supporting systems and tools.

Who should take the exam?

Anyone who will be leading a Lean Six Sigma process improvement project or would like to master the principles involved to further their professional skills. It applies to staff, line supervisors, managers and directors in such areas as manufacturing, operations, customer service, engineering, IT, marketing, logistics, sales, quality, purchasing, health care, education, and health and safety, The certification is important to those who are a full time Project Managers.

Course Structure

The Certified Lean Six Sigma Black Belt (CLSSBB) Exam covers the following topics -

1. Section I – Organizational Roadblocks and Lean Management

Organizational roadblocks

Resistance Analysis

Overview of all Continuous Improvement approaches

Overview of Lean

Overview of Six Sigma

Lean Management explained — TAKT Time, Cycle Time, PCE, Lead Time, SWIP, Setup time, Changeover time

Lean Tools explained — 5S, Kaizen, SMED, Heijunka

2. Section II – Pre-define DMAIC


Pre-define Pre-requisites and Qualifications

Project Prioritization Matrix

Introduction to Enterprise Wide view versus LOB view


3. Section III – Measure

Objectives of Measure Phase

Types of Data and Data Distribution models (Normal, Binomial and Poisson Distribution discussed)

Scales of Data

Measures of Central Tendency

Measures of Dispersion

Measurement Systems Analysis

Variables GAGE RR

Attribute RR

Stability Check — Importance of Stability

Capability Check — Cp, Cpk, Cpkm explained, How to understand Attribute Capability

Variations, Variability and Capability

Graphical tools to understand Data distribution

Understanding Weibull (2 Parameter, 3 Parameter and Rayleigh) Distribution

Correlating Calculations to Business Measures

Checking Normality of Data (Anderson Darling, Ryan Joiner and Kolmogorov Smirnov)

4. Section IV – Analyze

Objectives of Analyze

Simple Linear Regression

Multiple Linear Regression

Curvilinear Regression

Fishbone Diagram

Pareto Charts

Demarcating Common Causes and Special Causes

Hypothesis Tests (Parametric and Non-Parametric tests)

Statistical Validation

5. Section V – Improve

Objectives of Improve

Cost Benefit Analysis

Solutions Prioritization Matrix

Pugh Matrix

Design of Experiments

Introduction to DOE

Basics of DOE

Replication, Randomization and Blocking

Main Effects and Interaction effects

Full factorial experiments

Fractional factorial experiments

Screened Designs

Response Surface Designs

DOE with Regression

DOE with example

6. Section VI – Control

Taguchi’s Loss Function

Control Charts (Variable Control Charts and Attribute Control Charts)

Measurement System Re-analysis

Control Plan and Project Storyboard Transfer

Project Closure

Introduction to Total Productive Maintenance

Lean Process Improvement

Exam Pattern 

  • Exam Name: GAQM Certified Lean Six Sigma Black Belt (CLSSBB)
  • Exam Code: CLSSBB-001
  • Number of Questions: 150
  • Length of Time: 180 Minutes
  • Passing score: 75% (112 out of 150 correct)
  • Exam Language: English

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