Chapter_8

Chapter_8 - Statistical Process Control Chapter 8 1 Quality...

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1 Statistical Process Control Chapter 8
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2 Quality means. .. Quality means: Fitness for use Design integrity Conformance to specifications Quality improvement means: Reducing variability in products and processes Almost every company has either a quality control department or individuals who perform quality control functions.
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3 Quality “Buzzwords” Zero defects Six sigma variability TQM Total Quality Management SQC/SPC Statistical Quality Control Statistical Process Control DOE Design of Experiments ISO International Standards Organization ANSI American National Standards Institute JIT Manufacturing Just In Time
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4 The History of Quality 1924: Walter Shewhart introduces statistical methods of production control 1946: The American Society for Quality Control (ASQC) is formed. Present day title is American Society for Quality (ASQ) 1950’s - 1960’s: Reliability engineering and experimental design take a foothold in manufacturing
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5 W. Edwards Deming Statistician Went to Japan after WWII and taught statistical quality control Deming’s “14 Points” a philosophy marrying statistical methods with management techniques 1900 - 1993 Famous Guy deming.eng.clemson.edu
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6 A Roughly Historical Graph 1960 1970 1980 No. of cars sold USA produced autos Japan produced autos
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7 Deming’s 14 Points (a few) Cease dependence on mass inspection End lowest bidder contracts Improve every process Institute training on the job Eliminate arbitrary numerical targets Encourage education
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8 Quality Awards and Recognitions Malcolm Baldridge Award Deming Prize Shewhart Medal
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9 Quality Control Visuals
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10 Fishbone Chart www.qualitydigest.com
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11 Process Control Chart support.sas.com
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12 Process Control Charts Samples of items are pulled from the manufacturing line and critical parameters (like weight, height, resistance,
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This note was uploaded on 12/11/2009 for the course CSE IEE taught by Professor Chattin during the Summer '09 term at ASU.

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Chapter_8 - Statistical Process Control Chapter 8 1 Quality...

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