Standard Deviation
nounid
5106·updated May 18, 2026verified
The most widely used measure of dispersion of a frequency distribution introduced by K. Pearson (1893). It is equal to the positive square root of the variance. The standard deviation should not be confused with the root mean square deviation.
MWE
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Classifications
Entity Type
Metric92%llm-generatedllm:claude-haiku-4-5
Sensitivity
unclassified
Information Class
unclassified
Variants
- plural
- Standard Deviations
- possessive
- Standard Deviation's
- pluralpossessive
- Standard Deviations'
Framework definitions
- §1
- The most widely used measure of dispersion of a frequency distribution introduced by K. Pearson (1893). It is equal to the positive square root of the variance. The standard deviation should not be confused with the root mean square deviation.
- §1
- the square root of the variance
- §1 · legacy_primary
- The most widely used measure of dispersion of a frequency distribution introduced by K. Pearson (1893). It is equal to the positive square root of the variance. The standard deviation should not be confused with the root mean square deviation.DR-088 backfill from the noun definition column
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