Statistics How To

Construct a Scatter Plot in Easy Steps

Topic Index > Construct a Scatter plot

Construct a Scatter plot: Overview

A scatter plot gives you a visual idea of what is happening with your data. Scatter plots are similar to line graphs. The only difference is a line graph has a continuous line while a scatter plot has a series of dots. Scatter plots in statistics create the foundation for linear regression, where we take scatter plots and try to create a usable model using functions. In fact, all linear regression is doing is trying to draw a line through all of those dots!

construct a scatter plot

Scatter plot. Photo credit: Skbkekas|Wikimedia Commons.

If you want to construct a scatter plot by hand, read on for the steps. However, if you have access to some kind of technology (like Excel), it’s much easier! Follow a link to make a:

There are just three steps to creating a scatter plot by hand.

Construct a Scatter plot: Steps

Sample question: create a scatter plot for the following data:

x y
3 25
4.1 25
5 30
6 29
6.1 42
6.3 46

Step 1: Draw a graph. Label the x- and y- axis. Choose a range that includes the maximums and minimums from the given data. For example, our x-values go from 3 to 6.3, so a range from 3 to 7 would be appropriate.

scatter plot 1

Step 2: Draw the first point on the graph. Our first point is (3,25).
scatter plot 2

Step 3:. Draw the remaining points on the graph.
scatter plot 3

That’s it!

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5 thoughts on “Construct a Scatter Plot in Easy Steps

  1. Lisa Barcomb

    Now these kinds of questions I could do all day. This information I can understamd without loosing my mind and trying to figure out where to start and where to end. We need more of these questions.

  2. Vanessa DuBarry

    I can agree with Lisa, these problems I can do very easly, and its just self explanatory. and this example just makes it way better

  3. crystal lydick

    I agree too!! I wish these were what kind of problems we had! THe exampli is great as well! This class has been over my head!!