Entrée or Roadblock to sextet Sigma?
Presented by Don Lewis, Ph.D. Principal, Lewis Consulting NWSSUG March 8, 2005
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Lewis Consulting: Our Mission
To enable knob organizations to improve their competitive performance through effective industry of … quantitative decision-making initiatives & methodologies, such as vi Sigma.
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video display Outline
What is the issue with respect to the measure process in Six Sigma projects? What is our expectation with respect to measurement process quality? How do we go about accomplishing it? Take a look at some examples of recent measurement studies. ID some practical Lessons for non-white Belts along the way.
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Does this Picture Look Familiar?
Histogram of commingle Rate Measurements
Forty Calibration Stations, N = 120 20 LSL = 4.5 USL = 5.5 %P/T = 77.3%
Mean StDev N 5.029 0.1498 120
15 Frequency
10
5
0 4.4
4.6
4.8
5.0 Flow Rate
5.2
5.4
5.6
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Lesson #1 for Black Belts
Assume that the measurement process is unsatisfactory until proven otherwise. You probably have treat to do either way!
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The Six Sigma flak to trouble-Solving
MEASUREMENT
Business Business Problem Problem
statistical Statistical Problem Problem
Business Business Solution Solution
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Statistical Statistical Solution Solution
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DMAIC / DMADV Project Roadmaps
DEFINE MEASURE ANALYZE I C D V
MOTHER LODE
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Measurement Systems Analysis
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Measurement Quality: For What Are We Looking?
The measurement of a processing unit by a random gauge, utilise by a random operator, at a random point in time is both:
Accurate & Precise
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Five MSA Properties
Bias = absence of systematic fracture Repeatability = short-term random error Reproducibility = long-term random error Stability = absence of special causes Linearity = constant mold in the gauge across the range of...If you want to point a full essay, order it on our website: Orderessay
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