Reading a Bar Graph

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 of the bars to determine the value of each category and compare them.

Front

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

Back

The height of a bar represents the quantity or frequency 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 difference between two categories in a bar graph?

Back

To find the difference, subtract the height of one bar from the height of another bar.

Front

What does it mean if one bar is taller than another in a bar graph?

Back

If one bar is taller than another, it means that the category represented by the taller bar has a greater quantity or frequency.

Front

What is the total number of votes in a bar graph?

Back

The total number of votes is the sum of the heights of all the bars in the graph.

Front

How can you determine which category is the most popular in a bar graph?

Back

The most popular category is the one with the tallest bar.

Front

What is a category in a bar graph?

Back

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

Front

What does it mean to compare data in a bar graph?

Back

To compare data means to look at the heights of the bars to see which categories have more or less.