 ##  [Breakdown Point](/index.php/breakdown-point) 

  ##  [Breakdown Point](https://natural.quantumdictionary.io/breakdown-point-0) 

  
 [![Natural & Formal Sciences Dictionary](/sites/default/files/styles/large/public/2026-01/Natural%20%26%20Formal%20Sciences.png.webp?itok=2kCDRVQv)](/index.php/topic-specific-dictionaries/natural-formal-sciences)


**Natural &amp; Formal Sciences Dictionary**

 
Definition

The smallest fraction (or proportion) of contamination in the data that can cause an estimator or statistical procedure to produce arbitrarily large, meaningless, or otherwise completely misleading results; a global robustness metric.