Week 9 Statistical Process Control (SPC)

Week 9 Statistical Process Control (SPC) -...

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Introduction to Six Sigma Six Sigma is a management methodology focused on achieving results that enhance profitability through improved quality and efficiency customer oriented needs drive business improvement Data driven, process focused knowledge based, enhances understanding Key Benefits: Increased customer value and company financial performance
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Introduction to Six Sigma In Six Sigma methodology customer needs are translated into specific improvement projects that directly contribute to the bottom line of an organization Six Sigma improvement projects often focus on achieving increased profitability by: removing excess variation from their processes, seeking out sources of waste/inefficiency and reducing defects The implements solution results in process improvement, reduced cycle time, elimination of defects and increased productivity
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Six Sigma Methodology Introduction A primary Six Sigma measure of performance is process capability–a variance based calculation that determines whether a process meets customer expectations Customer expectations are translated into requirements that drive the product’s design (performance, features and corresponding specifications), and the process by which the product is developed Note that in order to assess process capability, the process must be stable, as only then can one compare the variability of a process with customer expectations
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What does the term Six Sigma stand for? 6 isaperformance measure of process capability that indicates the number of defects that occur within a process 6 is considered the highest level of quality a 6 process generates only 3.4 defects/million, a yield of 99.9997%!
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What is Six Sigma, really? Six Sigma is not just a set of statistical techniques, it is an organizational mentality All employees must strive to continuously improve operations to achieve new levels of quality, performance and customer satisfaction Only a knowledgeable, dedicated senior management team can successfully build a Six Sigma organization A quality focus must be embraced by all employees, Marketing, Finance, Sales, Engineering must work together to ensure that customer needs are translated into a valuable finished product
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Six Sigma Project Methodology Uses the DMAIC model Define–know what your problem is! Measure–use data to confirm your hypothesis Analyze – understand solution alternatives Improve – implement the solution Control – monitor the new process using quality measures that point to root causes
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Examples of Six Sigma Tools Six Sigma is a methodology that is comprised of a set of techniques, tools and guidelines that can be used by organizations to improve their performance and profitability Some examples of tools used in SS projects include: Statistical process control, customer needs analysis, FMEA (Failure Modes and Effects Analysis), Design of
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This note was uploaded on 03/29/2011 for the course ENGR 9397 taught by Professor Susanhunt during the Winter '11 term at Memorial University.

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Week 9 Statistical Process Control (SPC) -...

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