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Standards and Statistics

Standards And Statistics ##
Statistical Intervals: Nonparametric, Part 2

What considerations are there with nonparametric statistical intervals when the underlying distribution varies?... more

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Standards And Statistics ##
Statistical Prediction Intervals

What considerations are there with statistical prediction intervals when the underlying distribution is known to be based on attribute data?... more

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Standards And Statistics ##
Quantile Estimation

Q. Which method of quantile estimation should be used?... more

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Standards And Statistics ##
Testing for Equivalence

What statistical procedures are used to demonstrate that two sets of test results are equivalent?... more

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Standards And Statistics ##
Easy Estimation of Measurement Uncertainty

How can we easily obtain an estimate of measurement uncertainty?... more

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Standards And Statistics ##
Assessing Crack Detection Capability

What statistical procedure is used to determine the typical crack size that can be detected with a given probability?... more

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Standards And Statistics ##
Can a Moving Average of the Data Be Deceptive?

Sometimes I want to take aâ©moving average of my data toâ©reduce the noise I am seeing, butâ©can I actually fool myself?... more

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Quality

Standards And Statistics ##
Setting Control Limits

Q. How are limits set?... more

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Standards And Statistics ##
Is It in Spec ... or Not?

Q: Can a product with a single inspection result that is worse than specification limit by an amount not exceeding reproducibility be considered as... more

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Standards And Statistics ##
What Do We Mean by "Zero Defects"?

Q: How do we handle zero defects or non-conformities when sampling a continuum?... more

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Quality