Data: Pictographs
Read and create pictographs where each symbol represents one or more items.
What You Need to Know
Key Concept Diagram
A pictograph uses pictures or symbols to represent data, with a key showing the value of each symbol.
Symbols can represent more than one item (e.g. one star = 5 votes).
To read a pictograph, count the symbols in a row then multiply by the key value.
Half symbols are sometimes used to show half the key value.
Key Vocabulary
pictograph
A graph that uses pictures or symbols to display data.
key
A guide that explains what each symbol in a pictograph represents.
data
Information collected by observing, measuring, or asking questions.
tally
Marks used to count data as it is collected, grouped in fives.
Knowledge Check
Select the correct answer for each question. Click "Check Answer" to see if you are right.
Question 1
In a pictograph, each apple symbol = 3 votes. A row shows 4 apples. How many votes does that row represent?
Question 2
A pictograph key shows 1 star = 5 students. A row has 3 full stars and 1 half star. How many students?
Question 3
Which part of a pictograph tells you what each symbol is worth?
Key Concepts Summary
- ●A pictograph uses pictures or symbols to represent data, with a key showing the value of each symbol.
- ●Symbols can represent more than one item (e.g. one star = 5 votes).
- ●To read a pictograph, count the symbols in a row then multiply by the key value.
- ●Half symbols are sometimes used to show half the key value.