Interpreting Bar Graphs and Pictographs

Front

What is a bar graph?

Back

A bar graph is a visual way to show data using bars of different heights or lengths to represent numbers.

Front

What is a pictograph?

Back

A pictograph is a graph that uses pictures or symbols to represent data.

Front

What does the key on a graph tell us?

Back

The key explains what each symbol or color represents in the graph.

Front

How do you read a bar graph?

Back

You look at the height of the bars to see how much each category represents.

Front

What is the scale of a graph?

Back

The scale shows the intervals or numbers used to measure the data on the graph.

Front

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

Back

You add up the values represented by each bar.

Front

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

Back

It means that the category represented by the taller bar has a higher value.

Front

How do you compare two categories in a bar graph?

Back

You look at the heights of the bars for each category to see which one is greater.

Front

What is an interval in a graph?

Back

An interval is the space between the numbers on the scale of the graph.

Front

How can you tell how many more items one category has than another?

Back

You subtract the smaller value from the larger value.