Graphing: Picture Graphs, Bar Graphs, and Line Graphs

Front

What is a picture graph?

Back

A picture graph uses images or symbols to represent data. Each image represents a certain number of items.

Front

What is a bar graph?

Back

A bar graph uses rectangular bars to show the quantity of different categories. The length of each bar represents the amount.

Front

What is a line graph?

Back

A line graph uses points connected by lines to show how something changes over time.

Front

How do you determine the best scale for a graph?

Back

The best scale for a graph is determined by the range of data and should allow all data points to fit comfortably on the graph.

Front

What does it mean to find the total in a data set?

Back

Finding the total means adding all the values together to get one sum.

Front

How do you find the difference between two numbers?

Back

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

Front

What is the purpose of a key in a picture graph?

Back

The key explains what each picture or symbol represents in terms of quantity.

Front

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

Back

A taller bar indicates a larger quantity compared to the shorter bar.

Front

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

Back

The category with the tallest bar is the most popular.

Front

What is the importance of labeling axes in a graph?

Back

Labeling axes helps to identify what each axis represents, making the graph easier to understand.