# 10.02 Picture graphs

Lesson

Do you know how to interpret information in a table?

Avril asks her friends what they like to eat when they go out with their family. She puts her results in the following table.

Food Number of Friends
Hamburger $4$4
Taco $5$5
Icecream $8$8
Kebab $3$3
1. How many friends did Avril ask?

2. Which food do Avril's friends like the least?

Kebab

A

Hamburger

B

Taco

C

Kebab

A

Hamburger

B

Taco

C

## Learn

This video shows what a picture graph is (also called a pictograph) and the key components of title, key, rows and columns. Here we will look at an example where each image represents one thing, such as a person or object.

### Apply

##### Question 1

A class were asked to vote which sport they would like to play in their next lesson. The votes are shown in the picture graph.

Tennis
Soccer
Volleyball

Where each image represents $1$1 vote.

1. How many students are in the class?

Soccer

A

B

Soccer

A

B

## Learn

This video uses an example of a picture graph to understand all the important elements of this type of graph including the rows, columns, title and key. Here we will look at an example where each image represents more than one thing, such as a group of people or objects.

### Apply

##### Question 2

A group of children are going to the mall and are asked, "What is your favourite shop?" This picture graph shows the store they chose.

Store Number of Children
Sweets shop
Games shop
Toy shop

Whererepresents $5$5 children

1. Complete the frequency table below for the number of children.

Store Frequency
Sweets store $\editable{}$
Games store $\editable{}$
Toy store $\editable{}$
Total $\editable{}$
2. How many children prefer the Sweets shop over the Games shop?

## Learn

This video shows us how we can use a picture graph to answer questions.

### Apply

##### Question 3

It’s "Back to school" time and a shop recorded the number of pens they sold this week.

Day Number of pens sold
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday

Where represents $5$5 pens.

1. How many pens were sold on Wednesday?

2. How many more pens were sold on Saturday than on Wednesday?

Remember!

Another name for a picture graph is a pictograph. These graphs use pictures to represent data. One picture can have a value greater than $1$1, so we need to check the key to make sure we know what it represents.

### Outcomes

#### MA2-18SP

selects appropriate methods to collect data, and constructs, compares, interprets and evaluates data displays, including tables, picture graphs and column graphs M