Level of measurement
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Level of measurement or scale of measure is a classification that describes the nature of information within the values assigned to variables. Psychologist Stanley Smith Stevens developed the best-known classification with four levels, or scales, of measurement: nominal, ordinal, interval, and ratio.
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See also
- Cohen's kappa
- Coherence (units of measurement)
- Hume's principle
- Inter-rater reliability
- Logarithmic scale
- Ramsey–Lewis method
- Set theory
- Statistical data type
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