Real math help.
What's Positive Correlation?
Note:
Looking at a line-of-fit on a scatter plot? Does that line have a positive slope? If so, your data shows a positive correlation! Learn about positive correlation by watching this tutorial.
Background Tutorials
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Slope Defintions
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What Does Positive Slope Mean?
What does a positive slope mean? What does the graph of a positive slope look like? Find the answers to these questions by watching this tutorial!
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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!
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Ordered Pairs and The Coordinate Plane
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What is the Coordinate Plane?
You can't graph a function or plot ordered pairs without a coordinate plane! Learn about the coordinate plane by watching this tutorial.
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Further Exploration
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Defining Scatter Plots and Correlation
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What Does it Mean To Have No Correlation?
Scatter plots are very helpful in graphically showing the pattern in a set of data. But sometimes that data shows no correlation. Learn about no correlation and see how to tell if data shows no correlation by watching this tutorial!
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