Combined events and tree diagrams (Part 2)

Combined events and tree diagrams (Part 2)

Switch to our new maths teaching resources

Slide decks, worksheets, quizzes and lesson planning guidance designed for your classroom.

Play new resources video

Lesson details

Key learning points

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

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

Loading...

5 Questions

Q1.
What is the probability that I win both games?
An image in a quiz
0.4 x 0.4 = 0.16
0.6 + 0.6 = 0.12
0.6 x 0.4 = 0.24
Correct answer: 0.6 x 0.6 = 0.36
Q2.
What is the probability that I win at least one game?
0.24
0.36
0.6
Correct answer: 0.84
Q3.
What is the probability that I win exactly one game?
0.36
Correct answer: 0.48
0.6
0.84
Q4.
What is the probability that I lose both games?
0.08
Correct answer: 0.16
0.24
0.8
Q5.
What is the probability that I lose the first game but win the second game?
0.16
Correct answer: 0.24
0.4
0.6

5 Questions

Q1.
What is the probability that I lose all three games?
An image in a quiz
0.004
Correct answer: 0.064
0.1
0.12
Q2.
What is the probability that I win all three games?
0.018
0.18
Correct answer: 0.216
0.36
Q3.
What is the probability that I win at least one game?
0.064
0.216
0.6
Correct answer: 0.936
Q4.
What is the probability that I win exactly one game?
0.096
Correct answer: 0.288
0.36
0.6
Q5.
What is the probability that I win exactly two games?
0.048
0.36
Correct answer: 0.432
0.6

Lesson appears in

UnitMaths / Probability