Bar and Pictographs

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to show the quantity of each category.

Front

What is a pictograph?

Back

A pictograph is a chart that uses pictures or symbols to represent data, where each picture stands for a certain number of items.

Front

How do you find the difference between two numbers in a bar graph?

Back

To find the difference, subtract the smaller number from the larger number represented by the bars.

Front

What does each bar in a bar graph represent?

Back

Each bar represents a category of data and its height shows the quantity or value of that category.

Front

How can you tell which category has the most votes in a bar graph?

Back

The category with the tallest bar has the most votes.

Front

What is the purpose of a pictograph?

Back

The purpose of a pictograph is to make data easier to understand by using images to represent quantities.

Front

How do you read a pictograph?

Back

To read a pictograph, look at the symbols and count how many each symbol represents to find the total for each category.

Front

What is the total number of votes if a bar graph shows 5 votes for soccer, 3 for basketball, and 2 for hockey?

Back

The total number of votes is 5 + 3 + 2 = 10.

Front

What does it mean if a category in a bar graph has no bar?

Back

If a category has no bar, it means that there were zero votes or no data for that category.

Front

How can you compare two categories in a bar graph?

Back

You can compare two categories by looking at the heights of their bars; the taller bar represents the larger quantity.