Background Tutorials

• Defining Scatter Plots and Correlation

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    What's a Scatter Plot?

    Scatter plots are really useful for graphically showing a bunch of data. By seeing data graphically, you can see patterns or trends in the data. These patterns help researchers to understand how one thing affects another. This can lead to all kinds of breakthroughs! This tutorial gives you a look at the scatter plot. Check it out!

• Using Scatter Plots and Making Predictions

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    How Do You Use a Scatter Plot to Find a Line of Fit?

    A line-of-fit is a line that summarizes the trend in a set of data. In this tutorial, you'll see how to graph data on a coordinate plane and draw a line-of-fit for that data. Check it out!

• Evaluating Expressions

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    What is a Variable?

    You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!