Combined events and tree diagrams (Part 2)

In this lesson we will look at examples of when a tree diagram is more useful for combined events than a sample space diagram

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the probability that I win both games?

The probability that I win a game of tennis is 0.6. Here is a tree diagram showing all the possible outcomes from two games of tennis.

1/5

Q2.What is the probability that I win at least one game?

2/5

Q3.What is the probability that I win exactly one game?

3/5

Q4.What is the probability that I lose both games?

4/5

Q5.What is the probability that I lose the first game but win the second game?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the probability that I win both games?

The probability that I win a game of tennis is 0.6. Here is a tree diagram showing all the possible outcomes from two games of tennis.

1/5

Q2.What is the probability that I win at least one game?

2/5

Q3.What is the probability that I win exactly one game?

3/5

Q4.What is the probability that I lose both games?

4/5

Q5.What is the probability that I lose the first game but win the second game?

5/5

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Combined Events and Tree Diagrams 2

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the probability that I lose all three games?

The probability that I win a game of tennis is 0.6. The tree diagram shows all the possible outcomes for playing three games.

1/5

Q2.What is the probability that I win all three games?

2/5

Q3.What is the probability that I win at least one game?

3/5

Q4.What is the probability that I win exactly one game?

4/5

Q5.What is the probability that I win exactly two games?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Combined Events and Tree Diagrams 2

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the probability that I lose all three games?

The probability that I win a game of tennis is 0.6. The tree diagram shows all the possible outcomes for playing three games.

1/5

Q2.What is the probability that I win all three games?

2/5

Q3.What is the probability that I win at least one game?

3/5

Q4.What is the probability that I win exactly one game?

4/5

Q5.What is the probability that I win exactly two games?

5/5

Lesson summary: Combined events and tree diagrams (Part 2)

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This was the final lesson in the unit Probability.

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