covariance

measure of the joint variability of two random variables
Thing type_of_statistic Q201984
Press Enter · cited answer in seconds

covariance

Summary

covariance is a type of statistic[1]. covariance draws 1,581 Wikipedia views per month (type_of_statistic category, ranking #4 of 34).[2]

Key Facts

  • covariance's instance of is recorded as type of statistic[3].
  • covariance's GND ID is recorded as 4140520-1[4].
  • covariance's subclass of is recorded as statistic[5].
  • covariance's subclass of is recorded as joint central moment of orders r and s[6].
  • covariance's BNCF Thesaurus ID is recorded as 47720[7].
  • covariance's Freebase ID is recorded as /m/014mwd[8].
  • covariance's Dewey Decimal Classification is recorded as 519.538[9].
  • covariance's OmegaWiki Defined Meaning is recorded as 1197689[10].
  • covariance's described by source is recorded as ISO 3534-1:2006(en) Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability[11].
  • covariance's Encyclopædia Britannica Online ID is recorded as topic/covariance[12].
  • covariance's Stack Exchange tag is recorded as https://stackoverflow.com/tags/covariance[13].
  • covariance's different from is recorded as covariance[14].
  • covariance's different from is recorded as sample covariance[15].
  • covariance's defining formula is recorded as \sigma_{X Y} = E((X - E(X) (Y - E(Y))[16].
  • covariance's MathWorld ID is recorded as Covariance[17].
  • covariance's Zhihu topic ID is recorded as 20029805[18].
  • covariance's JSTOR topic ID is recorded as covariance[19].
  • covariance's Great Norwegian Encyclopedia ID is recorded as kovarians[20].
  • covariance's maintained by WikiProject is recorded as WikiProject Mathematics[21].
  • covariance's Microsoft Academic ID is recorded as 178650346[22].
  • covariance's Brilliant Wiki ID is recorded as covariance[23].
  • covariance's Australian Educational Vocabulary ID is recorded as scot/15144[24].
  • covariance's in defining formula is recorded as \sigma_{X Y}[25].
  • covariance's in defining formula is recorded as X[26].
  • covariance's in defining formula is recorded as Y[27].

Why It Matters

covariance draws 1,581 Wikipedia views per month (type_of_statistic category, ranking #4 of 34).[2] covariance has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] covariance is known by 17 alternative names across languages and contexts.[29]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Nuovo soggettario. wikidata.org.
  6. [8] . Freebase Data Dumps. wikidata.org.
  7. [9] . Nuovo soggettario. Retrieved . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). covariance. Retrieved May 3, 2026, from https://4ort.xyz/entity/covariance
MLA “covariance.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/covariance.
BibTeX @misc{4ortxyz_covariance_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{covariance}}, year = {2026}, url = {https://4ort.xyz/entity/covariance}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): covariance — https://4ort.xyz/entity/covariance (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/covariance · Last refreshed: