 ##  [Exchangeability](/index.php/exchangeability) 

  ##  [Exchangeability](https://natural.quantumdictionary.io/exchangeability-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

A property of a finite or infinite sequence of random variables whose joint distribution is invariant under finite permutations of indices; probabilities depend only on the multiset of observations, not their order.