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

https://www.math.brown.edu/swatson2/classes/math1610/pdf/math1610notes.pdf