12.1 Mutually exclusive events

Objectives:

In this section you will …

• learn how to use addition to find probabilities

• use the fact that the total probability of all possible mutually exclusive events is 1.

Definition: 

Mutually exclusive is a statistical term describing two or more events that cannot happen simultaneously. It is commonly used to describe a situation where the occurrence of one outcome supersedes the other. For example, war and peace cannot coexist at the same time. This makes them mutually exclusive.

Video Lectures

P. 253 in LB

Ex. 12.1 in page 253 in LB

CW answers:

HW: Exercise 12.1 in page 146 in WB