Bar graphs 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 read a bar graph?

Back

To read a bar graph, look at the height of the bars to determine the value of each category.

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

How do you compare data using a bar graph?

Back

You can compare data by looking at the heights of the bars; taller bars represent larger quantities.

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 can you find the total in a bar graph?

Back

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

Front

What is a key in a pictograph?

Back

A key in a pictograph explains what each picture or symbol represents in terms of quantity.

Front

How do you determine how many more items one category has than another using a bar graph?

Back

Subtract the height of the shorter bar from the height of the taller bar.

Front

What is the difference between a bar graph and a pictograph?

Back

A bar graph uses bars to show data, while a pictograph uses pictures or symbols.