# Key Stage 3, Maths, Probability

Lesson 1

## Representing probability

Lesson 2

## Complementary events

Lesson 3

## Calculating probabilities

Lesson 4

## Theoretical probability and relative frequency

Lesson 5

## Theoretical probability and relative frequency (Part 2)

Lesson 6

## Comparing probabilities

Lesson 7

## Combined events and sample spaces (Part 1)

Lesson 8

## Combined events and sample spaces (Part 2)

Lesson 9

## Frequency trees

Lesson 10

## Calculating the probability of combined events

Lesson 11

## Combined Events and Tree Diagrams (Part 1)

Lesson 12