# Estimator variance

This English edition is an AI candidate and does not yet have an OCME Atlas (GPT-6) Twin closure receipt.

[Catalogue presentation and source-binding data](https://ocme.evemisslab.com/data/i18n/catalogue.en.json)



## [Estimator variance](https://ocme.evemisslab.com/en/atlas/atlas-estimator-variance/)

At each theta, estimator variance is the second central moment of its sampling law around its own mean; it is not bias or MSE by itself.

atlas-estimator-variance · canonical_mko

[Estimator variance](https://ocme.evemisslab.com/en/mko/mko-estimator-variance/)

## Prerequisite nodes


- [Sampling distribution](https://ocme.evemisslab.com/en/atlas/atlas-sampling-distribution/)
- [Variance in finite probability models](https://ocme.evemisslab.com/en/atlas/atlas-variance/)