# random variable

## Primary tabs

Defines:
discrete random variable, continuous random variable, law of a random variable
Type of Math Object:
Definition
Major Section:
Reference

## Mathematics Subject Classification

62-00 no label found60-00 no label found11R32 no label found03-01 no label found20B25 no label found

## Comments

### temporality

The use of "beforehand" suggests that the appropriate model is a Cartesian product of the sample space and a continuum representing time. There is an implicit reference to the epoch of observation which may be missed by some readers.