Probability
Apply laws of probability including conditional probability, tree diagrams and Venn diagrams
What you'll learn
- 1
Probability tells us how likely something is to happen, from 0 (impossible) to 1 (certain).
- 2
What is the probability of rolling a 7 on a standard six-sided die?
- 3
Spin the spinner – it has 4 equal sections: red, blue, green, yellow. What's the probability of landing on blue?
- 4
A bag has 3 red marbles and 2 blue marbles. What's the probability of picking a red marble?
- 5
From the same bag (3 red, 2 blue), what's the probability of picking a blue marble?
- 6
A bag has 6 sweets: 2 strawberry, 3 orange, 1 lime. Drag to show the probability of picking a strawberry sweet.
- 7
A bag has 4 red, 3 blue, and 3 green marbles. What's the probability of picking a green marble?
Practise Probability with Whizlo
Free AI-tutored lessons, unlimited practice questions, and progress tracking for ages 16–18. Aligned to the UK National Curriculum.