Skip to main content
Master

Complement of an Event

Master the concept of complement of an event with interactive lessons and practice problems! Designed for students aged 10-16.

Understanding Complement of an Event

Choose your learning level

Watch & Learn

Video explanation of this concept

concept. Use space or enter to play video.
Beginner

Start here! Easy to understand

Now showing Beginner level explanation.

Beginner Explanation

The complement of an event A is the set of all outcomes in the sample space that are not in A.

Practice Problems

Test your understanding with practice problems

1

Quick Quiz

Single Choice Quiz
Beginner

Consider the experiment of rolling a single die. Let A be the event that the roll yields a number greater than 4. What is the complement of A?

Please select an answer for all 1 questions before checking your answers. 1 question remaining.
2

Real-World Problem

Question Exercise
Intermediate

Football Game Scenario

When it is not raining, the probability of the New Orleans Saints winning a football game is $\frac{7}{10}$.
Click to reveal the detailed solution for this question exercise.
3

Thinking Challenge

Thinking Exercise
Intermediate

Think About This

If an event A has a probability of $\frac{3}{5}$, can you calculate the probability of its complement?

Click to reveal the detailed explanation for this thinking exercise.

Recap

Watch & Learn

Review key concepts and takeaways