Lean Six Sigma Glossary

An Easy To Understand Glossary

The web is overflowing with Lean Six Sigma resources. Our glossary provides clear, straight-forward language, organized for quick access so you can easily find and understand terms that you’re searching for.

For a better understanding of these terms and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow Belt Training.

A-C | D-F | G-O | P-R | S-Z

 

A – C

A3

Affinity Chart
(aka Affinity Diagram)

Alternative Path

Alternate Hypothesis

Analyze

Andon

ANOVA

Assumption Busting

Attribute Data

Baseline Measures

Black Belt

Bottleneck

Box Plot

Brainstorming

Business Case

Cause and Effect Diagram

Central Tendency

Checksheet

Chi-Square Test

Master Black Belt

Cockpit Chart

Common Cause

Comparative Analysis

Contingent Actions

Continuous Data

Continuous Improvement

Control

Control Chart

Control Plan

Cost/Benefit Analysis

Cost of Poor Quality (COPQ)

Criteria Matrix

Cross Training

Correlation Coefficient

Customer

Customer Focus

Customer Requirements

Cycle Time

D – F

Dashboard

Data Analysis

Data Collection Plan

Defect

Defect Opportunity

Defective

Define

Deployment Map

Discrete Data

Dispersion

DMAIC

DMADV

Documentation

Downstream

Defects per Million Opportunities (DPMO)

Defects per Opportunity (DPO)

Effectiveness

Efficiency

Efficiency & Effectiveness Matrix

External Failure

Facilitator

Failure Modes & Effects Analysis (FMEA)

Fishbone Diagram

Focus Groups

Force Field Analysis

G – O

Gemba Walk

Gemba Walk Interview Sheet

Goal Statement

Green Belt

Handoff

Histogram

Hypothesis Statement

Improve

Impact/Effort Matrix

Input

Input Measures

Institutionalization

Inspections, Decisions & Approvals

Internal Failure

Kaizen Event

Kanban

Kano Model

Line Balancing

Management By Fact

Measure

Measurement Selection Matrix

Moment of Truth

Monitoring Plan

Multi-Voting

New Procedure Audit

Non-Value Adding Activities

Operational Definition

Output

Output Measures

P-R

Pareto Chart

Pareto Principle

PDCA/PDSA

Pilot

Poka-yoke

Preliminary Plan

Preventive Action

Problem Statement

Process

Process Analysis

Process Capability

Process Capability Indicators

Process Improvement

Process Management

Process Map

Process Measures

Process Redesign
& Reengineering

Project Charter

Project Selection Tool

Proportion Defective

Pull

Push

Quality

RACI

Redundancy

Repeatability

Reproducibility

Response Plan

Rework Loop

Risk Management

Rolled Throughput Yield (RTY)

Root Cause Hypothesis (RCH)

S – Z

5S

Sampling

Sampling Bias

Scatter Plot

Scope

SIPOC

Six Sigma

Spaghetti Chart

Special Cause

Statistical Process Control (SPC)

Stakeholder

Stakeholder Analysis

Standard Deviation

Storyboard

Stratification

Subject Matter Expert

Supplier

Survey

Swimlane Map

Takt Time

Tree Diagram

Time Analysis

Threats & Opportunities

To-Be Maps

Upstream

Value Adding Activities

Value Enabling Activities

Value Stream Map

Variation

VOC Translation Matrix

Voice of the Customer (VOC)

Weighted Criteria Matrix

 

For a better understanding of these terms and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow Belt Training or Green Belt Training.

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