Bar Graphs

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

How do you read a bar graph?

Back

To read a bar graph, look at the height or length of each bar to determine the value it represents.

Front

What does each bar in a bar graph represent?

Back

Each bar represents a category of data and its height or length shows the amount or frequency of that category.

Front

What is the purpose of a bar graph?

Back

The purpose of a bar graph is to compare different categories of data visually.

Front

How can you find the total number of items in a bar graph?

Back

To find the total, add the values represented by each bar.

Front

What does the x-axis represent in a bar graph?

Back

The x-axis typically represents the categories being compared.

Front

What does the y-axis represent in a bar graph?

Back

The y-axis represents the values or quantities of the categories.

Front

How can you tell which category has the highest value in a bar graph?

Back

The category with the tallest bar has the highest value.

Front

What is a key in a bar graph?

Back

A key explains what each bar represents, often using colors or patterns.

Front

Can a bar graph show negative values?

Back

No, bar graphs typically show only non-negative values.