olemus
ISO 3534:
valimruum koos ta sündmuste sigma-algebraga ja tõenäosusmõõduga
= sample space, an associated sigma algebra of events, and a probability measure

ülevaateid
https://www3.nd.edu/~nancy/Math30530/Info/prob-space.pdf

https://en.wikipedia.org/wiki/Probability_space

http://neumann.hec.ca/~p240/c80646en/1EspaceProbaEN.pdf