William D. Kappele

William D. Kappele is president of MathOptions Inc. (Bellingham, WA).


Software & Analysis: Good Data=Good Decisions

By William D. Kappele and John Raffaldi
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Measurement system analysis helps to judge whether an attribute gage is trustworthy.
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Getting Started With Design of Experiments

By William D. Kappele and John Raffaldi
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Getting Started With Design of Experiments Design of Experiments (DOE is an effective as a troubleshooting method because it helps understand a process in more detail. Follow these seven steps on conducting experiments.
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GR&R for Destructive Measurement Systems

By William D. Kappele and John Raffaldi
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Gage repeatability and reproducibility (GR&R) studies provide information on measurement system performance by analyzing measurement error from various sources.
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QUALITY SOFTWARE & ANALYSIS: Gage R&R Improves Quality and Profitability

By William D. Kappele and John Raffaldi
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A gage repeatability and reproducibility study can determine if a measurement system is acceptable for the required measurement.

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 In honor of World Quality Month, we spoke to James Rooney, ASQ Past Chairman of the Board of Directors 2013, for his take on quality around the world.
For more information, read the ASQ Speaking of Quality column.
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