# Finding the mean

## Lesson details

### Key learning points

1. In this lesson, we will learn how to find the mean from a set of data.

### 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.

## Video

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## Worksheet

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## Starter quiz

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### 3 Questions

Q1.
Mr Millar is surveying a group of people about their reading habits. One of the questions is: "Reading is good for you. How many books have you read over the last year?" What is wrong with this question?
Correct answer: It is a leading / biased question
It is irrelevant
It is unclear
There is no time frame
Q2.
If you've read 70 books, there is no possible answer for you to tick
The answers are not relevant
The answers don't cover all possible outcomes
Q3.
A student asks his classmates how long they spent yesterday doing their homework. Which of the following is the best answer box for him to provide?
Option 1
Option 2
Correct answer: Option 3

## Exit quiz

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### 3 Questions

Q1.
What is the mean of the following group of numbers? 2, 2, 4, 6, 6
2
3
4.5
Q2.
What is the mean of the following group of numbers? 0, 0, 1, 1, 2, 2, 5, 5
2.5
3
4
Q3.
A set of 5 numbers is 3, 7, 8, 10, x (where x is a missing number). The mean of these 5 numbers is 6. What is the value of x?
11