Search the Glossary
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Chi Squared (Χ2) Distribution
A common continuous probability distribution.
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Coding
Identifying data categories for better graphic presentation.
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Coefficient of Determination (R²)
A common parameter used to estimate quality of fit for a given model.
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Coefficient of Variation (CV)
An estimate of the spread of a set of numbers.
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Common
Universality level 3 of 5.
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Confidence
A parameter for describing testing capability.
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Confidence Interval (CI)
An estimate of the error of a specific parameter.
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Context
The situation surrounding a decision to be made.
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Control Chart
A tool used to estimate if the current process output is consistent with past performance.
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Correlation 2×2
A matrix used to assess similarity between to factors.
Glossary Category and Meaning
- Decisions – Terms used for the final decision-making (truthful categorization) step of a statistical decision.
- Description – Terms used to explain statistical distributions.
- Distributions – Types of specific statistical distributions.
- Methods -Terms used for data and documentation organization and management.
- Testing -Terms specific to metrology and test methods.
Glossary Universality and Meaning
- 5 Universal – This definition is almost universally agreed.
- 4 Widespread – This definition is widespread and broadly agreed, but some of the nuance included may raise disagreement.
- 3 Common – The spirit of this definition is commonly agreed, but details should be confirmed in each context.
- 2 Varies-This definition varies and is regularly confused or used in different ways by different groups
- 1 Unique – This definition is unique to Stat Consulting and likely not used this way elsewhere.