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Introduction to Six Sigma
Methodology and symbol of quality
Contents :Contents :
What is Six Sigma?What is Six Sigma? Why Six Sigma?Why Six Sigma? Six Sigma to Defect LevelsSix Sigma to Defect Levels Six Sigma Phases : Define, Measure, Six Sigma Phases : Define, Measure,
Analyze, Improve and ControlAnalyze, Improve and Control Tools and Key Roles for Six SigmaTools and Key Roles for Six Sigma
Six Sigma : An OverviewSix Sigma : An Overview
Sigma is a statistical concept that represents the amount of variation present in a process relative to customer requirements or specifications.
A statistical concept that measures a process in terms of defects – at the six sigma level, there 3.4 defects per million opportunities
Commonly denoted as 6σ, 6 Sigma, or 6s
Why should I use Six Sigma?
Quality
Growth
Process Improvement
Customer Satisfaction
Money
Time Reduction
Defect at Sigma Scale:-Defect at Sigma Scale:-
Sigma % Good % Bad DPMO
1 30.9% 69.1% 691,462
2 69.1% 30.9% 308,538
3 93.3% 6.7% 66,807
4 99.38% 0.62% 6,210
5 99.977% 0.023% 233
6 99.9997% 0.00034% 3.4
Six Sigma methodologies
Define Measure Analyze
Improve
Control DMAICDMAIC
Six Sigma PhasesSix Sigma Phases
Define
Measure
Define the project goals and customer
(internal and external) deliverables
Measure the process to determine
current performance
Analyze and determine the root
cause(s) of the defects
DefineDefine
Analyze
Six Sigma PhasesSix Sigma Phases
Improve
ControlControl future process performance
Improve the process by eliminating defects
Tools for Six SigmaTools for Six Sigma
• Balanced Scorecard• Stakeholder Analysis• Force Field Analysis• Cause & Effect Diagram• Affinity Diagram• SIPOC Diagram.• Minitab:- Statistical and Process Management Software for
Six Sigma and Quality Improvement.
Key Roles for Six Sigma Key Roles for Six Sigma
Are the employees who take up Six Sigma
implementation along with their other job
responsibilities. They operate under the
guidance of Black Belts and support them
in achieving the overall results.
Green BeltsGreen Belts
Key Roles for Six Sigma Key Roles for Six Sigma
Black BeltsBlack Belts Operate under Master Black Belts to apply
Six Sigma methodology to specific
projects. They primarily focus on Six
Sigma project execution.
Identified by champions, act as in-house
expert coach for the organization on Six
Sigma. They devote 100% of their time to
Six Sigma.
Master Master
Black BeltsBlack Belts
Key Roles for Six SigmaKey Roles for Six Sigma
Includes CEO and other key top
management team members. They are
responsible for setting up a vision for Six
Sigma implementation.
Executive Executive
LeadershipLeadership
ChampionsChampions Are responsible for the Six Sigma
implementation across the
organization in an integrated manner.
Champions also act as mentor to Black
Belts.
Thank You