Scatterplots Part 5: Interpreting the Equation of the Trend Line

Resource ID#: 167315 Type: Original Student Tutorial
error indicator Login will be required December 31, 2021 to access all the CPALMS original student tutorials. Florida public school students will continue to have access to this and all other tutorials at or their CPALMS Class Sites. Florida public school teachers will continue to be able to access them here and on For all other teachers, parents, and students, you can access them with a subscription on


Accessible Version Accessible version of the tutorial content in PDFformat

General Information

Subject(s): Mathematics
Grade Level(s): 8
Intended Audience: Students
Keywords: bivariate, slope, y=mx+b, statistics, models, interpret, y-intercept, data, scatterplots, equations, trend lines, interactive, tutorials, elearning, e-learning, mathematics, algebra
Instructional Component Type(s): Original Student Tutorial

Aligned Standards

This vetted resource aligns to concepts or skills in these benchmarks.

Suggested Tutorials

Constructing Functions From Two Points:

Learn to construct a function to model a linear relationship between two quantities and determine the slope and y-intercept given two points that represent the function with this interactive tutorial.

Scatterplots Part 6: Using Linear Models :

Learn how to use the equation of a linear trend line to interpolate and extrapolate bivariate data plotted in a scatterplot. You will see the usefulness of trend lines and how they are used in this interactive tutorial.

This is part 6 in 6-part series. Click below to open the other tutorials in the series.

Related Resources

Other vetted resources related to this resource.