Probability Vocabulary

Front

What is a simple event?

Back

A simple event is one outcome or a collection of outcomes in a probability experiment.

Front

What is a dependent event?

Back

A dependent event is an event where the outcome of the first event affects the outcome of the second event.

Front

What is an empty (or null) set?

Back

An empty (or null) set is a set that contains no elements, denoted as either { } or ∅.

Front

What does it mean if an event has a probability of zero?

Back

An event with a probability of zero is considered impossible.

Front

What is the complement of an event?

Back

The complement of an event E is represented as 1 - P(E), which includes all outcomes not in E.

Front

What is a compound event?

Back

A compound event is an event that consists of two or more simple events.

Front

What is an independent event?

Back

An independent event is an event where the outcome of one event does not affect the outcome of another event.

Front

What is the universal set?

Back

The universal set is the set that contains all possible outcomes in a particular context.

Front

What is the probability of a certain event?

Back

The probability of a certain event is 1, meaning it is guaranteed to happen.

Front

What is a disjointed set?

Back

A disjointed set is a set that has no elements in common with another set.