3.8B Bar Graph Flashcard

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 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 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 total number of people surveyed from a bar graph?

Back

To find the total number of people surveyed, add the heights of all the bars together.

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 difference between the highest and lowest bar in a bar graph called?

Back

The difference between the highest and lowest bar is called the range.

Front

How do you calculate the difference between two categories in a bar graph?

Back

To calculate the difference, subtract the height of the shorter bar from the height of the taller 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 that is being represented.

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.