Graphing #2

Front

What is a pictograph?

Back

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

Front

What is a bar graph?

Back

A bar graph is a chart that presents categorical data with rectangular bars with lengths proportional to the values they represent.

Front

Do pictographs or bar graphs have titles?

Back

Both pictographs and bar graphs have titles.

Front

How do you find the difference in values on a graph?

Back

To find the difference, subtract the smaller value from the larger value.

Front

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

Back

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

Front

How can you tell which item is the most popular in a pictograph?

Back

The item with the most pictures or symbols is the most popular.

Front

What is the purpose of a title in a graph?

Back

The title explains what the graph is about and what data it represents.

Front

How do you read a bar graph?

Back

Look at the height of the bars to compare values for different categories.

Front

What is the total number of items represented in a graph?

Back

Add the values of all categories to find the total number of items.

Front

What does a key or legend do in a graph?

Back

A key or legend explains what the symbols or colors in the graph represent.