# Calculating and interpreting the mean as an average

In this lesson, we will investigate problems involving calculating the mean average of a set of numbers.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
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!

Q1.Which of the below gives the answer for 26 ÷ 4 ?

1/5

Q2.Which of the calculations below does not have a remainder?

2/5

Q3.In a year, Tori has spent £117 on 26 nail polish bottles. If all 26 nail polish bottles cost the same, how much does one cost?

3/5

Q4.Which of the calculations below has the smallest answer?

4/5

Q5.Melissa stayed in a hotel for 8 nights and paid £508 in total. How much did she pay per night?

5/5

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
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!

Q1.Which of the below gives the answer for 26 ÷ 4 ?

1/5

Q2.Which of the calculations below does not have a remainder?

2/5

Q3.In a year, Tori has spent £117 on 26 nail polish bottles. If all 26 nail polish bottles cost the same, how much does one cost?

3/5

Q4.Which of the calculations below has the smallest answer?

4/5

Q5.Melissa stayed in a hotel for 8 nights and paid £508 in total. How much did she pay per night?

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.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Calculating and interpreting the mean as an average

Quiz involving calculating the mean.

Q1.Which of the set of numbers below have a mean of 6?

1/5

Q2.From the set of numbers below which does not have a mean of 8?

2/5

Q3.A footballer scores 3 goals in his first game, 5 goals in his second game and 1 goal in his third game. What is the average number of goals that he has scored across his games?

3/5

Q4.6 people have the following number of sweets: 3,8,5,8,6. If they were to share the sweets equally between them how many would they each get?

4/5

Q5.Tickets to the cinema cost £8 each. Five friends go and each friend has the following amount of money: £9,£11,£6,£7,£6 Do they have enough money between them to pay for 5 tickets?

5/5

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Calculating and interpreting the mean as an average

Quiz involving calculating the mean.

Q1.Which of the set of numbers below have a mean of 6?

1/5

Q2.From the set of numbers below which does not have a mean of 8?

2/5

Q3.A footballer scores 3 goals in his first game, 5 goals in his second game and 1 goal in his third game. What is the average number of goals that he has scored across his games?

3/5

Q4.6 people have the following number of sweets: 3,8,5,8,6. If they were to share the sweets equally between them how many would they each get?

4/5

Q5.Tickets to the cinema cost £8 each. Five friends go and each friend has the following amount of money: £9,£11,£6,£7,£6 Do they have enough money between them to pay for 5 tickets?

5/5

# Lesson summary: Calculating and interpreting the mean as an average

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Jog

On the spot:
Dance