Graph Types and Uses

Graph Types and Uses

by Kathryn Shotwell

Data Table

• shows how data relates to each other by placing them next to each other in rows and columns.

What is a graph?

• A graph is one form of a mode

• They are a visible representation of data

Multiple Choice

Which of the following would best be represented by a line graph?

• Growth of a child over their lifetime

• Types of bears in a forest

• Length of long jump in Olympic Athletes

• Time of arrival of airplanes

Bar Graph

shows how two different pieces of information relate to each other. Use this when you are comparing items.

Circle Graph

compares parts to a whole-the whole "pie" represents all of the data combined, and each slide of the "pie" represents one part of the data.

​This is useful for percentages.

Multiple Choice

Which type of graph compares parts to a whole?

• line graph

• bar graph

• circle graph

Multiple Choice

Which type of graph compares data in different categories?

• line graph

• bar graph

• circle graph

Multiple Choice

Which type of graph represents data that changes over time?

• line graph

• bar graph

• circle graph

Identifying Variables from Graphs

• The independent variable will be found on the x-axis (horizontal)

• The dependent variable will be found on the y-axis (vertical)

• 
  

Multiple Choice

What's the independent variable?

• Favorite Color

• Color

• Number of Students

Multiple Choice

What's the dependent variable?

• Favorite Color

• Color

• Number of Students

Multiple Choice

How many students' favorite color is red?

• 5

• 6

• 7

• 3

Multiple Choice

What's the majority of students favorite color?

• Yellow

• Red

• Blue

• Green

• Pink