文档介绍：Introduction to Six Sigma Pat Hammett
Introduction to Six Sigma
See Course Website for the following Reference Paper:
An Introduction to Six Sigma with A Design Example, Robert
White, IEEE 1992.
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Outline
n Six Sigma - History and Philosophy
n Six Sigma - Statistical Foundation
n Six Sigma Methodology
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TQM - University of Michigan 1
Introduction to Six Sigma Pat Hammett
Six Sigma - Short History
n Pioneered by Motorola in 1980s
n Methodology used to focus resources on solving
problems and increasing customer satisfaction with
an emphasis on profits (bottom line).
n Some Key Players in Six Sigma History:
n Mikel Harry - one of the original Motorola architects
who later founded Six Sigma Academy.
n Jack Welch, CEO General Electric
n Larry Bossidy, CEO Allied Signal
n These CEOs are largely responsible for the spread of Six
Sigma by embracing the methodology and demonstrating
its potential in their panies.
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Six Sigma Philosophy
n Key to business ess is to drive out
product variation.
n Need better than 99% quality levels
n Consider some es for 99% levels
n 20,000 lost articles of mail per hour
n 5000 incorrect surgical operations per week
n 200,000 wrong prescription drugs each year
n No electricity for almost 7 hours each month
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TQM - University of Michigan 2
Introduction to Six Sigma Pat Hammett