Skip to content

Applied Mathematics · Ch 9 — Probability

Event and Its Probability

9.3

Event and Its Probability

An event is simply a subset of the sample space — a collection of outcomes we care about. For instance, in a single coin toss, getting a head is an event. The probability of an event is a number between 0 and 1 that measures how likely it is to occur, calculated as the ratio of favourable outcomes to the total number of equally likely outcomes. This idea tu …