From CS2800 wiki
Outcomes describe the qualitative aspect of an experiment: what happened? Often, after performing a probabilistic experiment, we want to measure various quantitative aspects of the outcome and relate them to each other.
Definition: Random variable
- For example, if we were to model a game where I roll a die, and I win \$10 if I roll a 6 and lose \$3 if I roll 3 or less, then a reasonable sample space would be the set , and the winnings would be described by a random variable given by , , and .