# Interpreting bar charts

In this lesson, we will interpret bar charts, including finding the mean from a bar chart.

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.The questions in the quiz are about the table below, which is a frequency table showing the results of a survey which asked how many siblings students in a class had. First, how many people answered the survey?

1/3

Q2.What is the mode number of siblings?

2/3

Q3.What is the median number of siblings?

3/3

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.The questions in the quiz are about the table below, which is a frequency table showing the results of a survey which asked how many siblings students in a class had. First, how many people answered the survey?

1/3

Q2.What is the mode number of siblings?

2/3

Q3.What is the median number of siblings?

3/3

# 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.

Quiz:

# Interpreting bar charts:

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.The questions in this quiz all relate to the bar chart below, which shows the scores achieved by a class in a test. First, how many people scored 15 marks?

1/5

Q2.What was the mode number of marks?

2/5

Q3.What was the range?

3/5

Q4.What was the median (it may be useful to draw a frequency table, or to write out all the data)?

4/5

Q5.What was the mean (it may be useful to draw a frequency table, and you may need a calculator to work it out)?

5/5

Quiz:

# Interpreting bar charts:

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.The questions in this quiz all relate to the bar chart below, which shows the scores achieved by a class in a test. First, how many people scored 15 marks?

1/5

Q2.What was the mode number of marks?

2/5

Q3.What was the range?

3/5

Q4.What was the median (it may be useful to draw a frequency table, or to write out all the data)?

4/5

Q5.What was the mean (it may be useful to draw a frequency table, and you may need a calculator to work it out)?

5/5

# Lesson summary: Interpreting bar charts

## Time to move!

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

For 5 mins...

Move around:
Climb stairs

On the spot:
Dance