What Is Six Sigma?
Autor: adem • February 10, 2018 • Course Note • 1,037 Words (5 Pages) • 505 Views
Page 1 of 5
Chapter one
What is Six Sigma?
Six Sigma, or 6, is both a methodology for process improvement and a statistical concept that seeks to define the variation inherent in any process. The Six Sigma method ultimately reduces process costs and increases customer satisfaction.
What is the beta testing?
The purpose of beta testing is to reduce the risks and costs inherent in launching an unproven product or system to a widespread audience.
What is value Streams?
The value stream is the sequence of all items, events, and people required to produce an end result.
Calculating Sigma Level
X 100 = Yield[pic 1]
Common Six Sigma Principles:
Customer-Focused Improvement
Continuous Process Improvement
Variation
Removing Waste
Equipping People
Controlling the Process
Challenges of Six Sigma:
- Lack of Support
- Lack of Resources or Knowledge
- Poor Project Execution
- Teams can help avoid poor project performance by taking extreme care to execute every phase of the project correctly
- Data Access Issues
- Concerns about Using Six Sigma in a Specific Industry
Chapter Two
DMAIC:
Define, Measure, Analyze, Improve, Control.
- Good to improve a process of a project that already exists.
DMADV:
Define, Measure, Analyze, Design, Verify
- It focuses primarily on the development of a new service, product or process as opposed to improving a previously existing one.
- It is especially useful when implementing new strategies and initiatives because of its basis in data, early identification of success and thorough analysis.
One of Deming's ideas is called the PDCA cycle, or Plan-Do-Check-Act cycle
The fact that PDCA is a cycle means it never ends; there are always improvements to be made. This is a core tenet of Six Sigma.
Lean Six Sigma, include:
- Defining customer values
- Identifying the value stream for customer needs and desires
- Identifying waste in the process
- Creation of a continuous process flow
- Continually working to reduce the number of steps and time it takes to reach customer satisfaction
Lean management is highly concerned with removing waste from any process. Waste increases costs and time spent on a process, making it undesirable in any form.
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