# unions of events

(55 minutes to learn)

## Summary

It is possible to compute or bound the probability of a union of two events in terms of the probabilities of each one separately and of their intersection. The formula can be generalized to unions of more than two events.

## Context

This concept has the prerequisites:

## Core resources (read/watch one of the following)

## -Paid-

→ An Introduction to Probability Theory and its Applications

A classic introductory probability textbook.

Location:
Section 4.1, "Union of events," pages 88-91

→ Probability and Statistics

An introductory textbook on probability theory and statistics.

Location:
Section 1.10, "The probability of a union of events," pages 39-44

→ A First Course in Probability

An introductory probability textbook.

Location:
Section 2.4, "Some simple propositions," pages 31-37

## See also

-No Additional Notes-