6Σ

SIX SIGMA

WHAT IS SIX SIGMA?

A registered service mark and trademark of Motorola incorporation.

Sigma statistical meaning- how far something is from perfection.

The intention is to eliminate defects that impair the quality of a product

or service.

Looking at fundamentals ways in which businesses operate in order to

find a better way for improving services.

HISTORY OF SIX SIGMA

Since the 1920's the word 'sigma' has been used by mathematicians

and engineers as a symbol for a unit of measurement in product

quality variation

In the mid-1980's engineers in Motorola Inc in the USA used 'Six

Sigma' an informal name for an in-house initiative for reducing

defects in production processes.

TRAINED AND CERTIFIED SIX SIGMA PROFESSIONALS ARE DEFINED BY BELTS :

Yellow belt

Green belt

Black belt

Master black belt

WAY TO ACHIEVE SIX SIGMA PERFECTION

DMAIC PROCESS

D -DEFINE

M -Measure

A- Analyse

I - improve

C -control

D – define

M - measure

A - analyse

D - design

V - verify

DMADV MODEL

Other method of ACHIEVING six sigma

Pareto Diagram

TREE DIAGRAM A six sigma process is one in which 99.9999966% of

the products manufactured are statistically expected to be free of defects.

LEAN SIX SIGMA Combination of 6 sigma ideas with lean

manufacturing has created a methodology named lean six sigma.

Promotes business and operational excellence. Serves as foundation for innovation throughout the

organization.