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 different categories.

Front

How do you read a bar graph?

Back

To read a bar graph, look at the labels on the x-axis (horizontal) and y-axis (vertical) to understand what the data represents, and compare the heights of the bars.

Front

What does the height of a bar in a bar graph represent?

Back

The height of a bar represents the quantity or value of the category it represents.

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 all the bars in the graph.

Front

What is the x-axis in a bar graph?

Back

The x-axis is the horizontal line on a bar graph that usually represents the categories being compared.

Front

What is the y-axis in a bar graph?

Back

The y-axis is the vertical line on a bar graph that usually represents the values or quantities of the categories.

Front

How do you determine which category has the highest value in a bar graph?

Back

Look for the tallest bar in the graph; the category represented by that bar has the highest value.

Front

What does it mean if two bars in a bar graph are the same height?

Back

If two bars are the same height, it means that the categories they represent have the same value.

Front

What is a category in a bar graph?

Back

A category is a specific group or type of data that is being represented in the bar graph.