Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Lines of Best Fit
Get independent practice working with lines of best fit. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
National Council of Teachers of Mathematics
Nctm: Illuminations: Line of Best Fit
Use this applet to learn about a line of best fit for a set of data points. Some example data in this site include statistics from the 2004-2005 LA Lakers season. Students can guess the equation for a set of data points before the applet...
Texas Instruments
Texas Instruments: Line of Best Fit
In this activity, students learn to collect data and plot the data. They use the manual-fit feature to form a line of best fit.
Texas Instruments
Texas Instruments: Line of Best Fit
In these questions, students will find the linear equation of best fit for a set of data and interpret the correlation coefficient. Questions are multiple-choice and true/false; solutions are provided.
University of South Florida
Fcat: Bungee M&m's: Teacher Notes
Students will learn how to draw a line of best fit for a set of data using m&m's and a "Bungee."
University of South Florida
Fcat: View Tubes: Teacher Notes
For this online activity use view tubes to collect data and determine the linear relationship and line of best fit.
University of South Florida
Fcat: Shaq's Hand/foot Span: Teacher Notes
Students compare their own hand/foot span to Shaquille O'Neal's, then graph the data & construct a best-fit line. They can then use the information to investigate the proportionality of the human body.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Least Squares Regression
Create your own scatter plot or use real-world data and try to fit a line to it. Explore how individual data points affect the correlation coefficient and best-fit line.
Texas Education Agency
Texas Gateway: Tea Statistics: The Regression Equation
A tutorial on how to find the line of best fit or least-squares regression line for a set of data in a scatter plot using different methods and calculations.
Texas Instruments
Texas Instruments: Trying to Find a 'Best' Fit a Heuristic Approach
In this Derive activity, students determine the optimal location for a warehouse so that it is close to the center of a circle that passes through all the outlets of a store in the region.
CK-12 Foundation
Ck 12: Statistics: Scatter Plots on the Graphing Calculator
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the equation of best fit using a graphing calculator.
CK-12 Foundation
Ck 12: Algebra: Applications of Function Models
[Free Registration/Login may be required to access all resource tools.] In this lesson students draw a scatter plot of data, find and draw the function that best fits that data, and make predictions from that information. Students watch...
University of Illinois
University of Illinois: Linear Regression Applet
This applet allows you to plot up to fifty points and it will display a best fit line and give you the slope of that line.
Texas Instruments
Texas Instruments: Numb3 Rs: How Tall Is the Criminal?
Based off of the hit television show NUMB3RS, this lesson introduces students to lines of best fit and their applications. While the extensions delve into correlation, the main lesson focuses only on collecting data, creating a...
Texas Instruments
Texas Instruments: Numb3 Rs: How Much Can They Win?
Based off of the hit television show NUMB3RS, this lesson has students create data points from given information, plot those points, and then create a line of best fit. This is done in the context of playing blackjack, although the...
Texas Instruments
Texas Instruments: An Olympic Plot
In this activity, students find lines of best fit to model Olympic data.
Other
Linear Functions, Slope and Regressions
Find activities here for linear functions, slopes and regression lines. Use them for classroom work or individual assignments.
Texas Instruments
Texas Instruments: Learning to Do Linear Regressions
This activity compares children's age to height to teach linear regressions. The handout includes notes for students and teachers with a step-by-step lesson on how to do three types of linear regressions - Best Fit line, Median Line and...
Texas Instruments
Texas Instruments: Numb3 Rs: Dialing Ben
Based off of the hit television show NUMB3RS, this lesson has students try to discover if there has been a significant change in cell phone use over the course of ten days. If so, this "change point" can be detected by creating a line of...
Illustrative Mathematics
Illustrative Mathematics: 8.sp Laptop Battery Charge
This task looks at how long it takes for a laptop battery to fully charge. Students make a scatter plot of data, draw a 'line of best fit,' and predict the time it will take to reach a full charge. Aligns with 8.SP.A.2.
Texas Instruments
Texas Instruments: Influence and Outliers
In this activity, students will identify outliers that are influential with respect to the least-squares regression line. Students will describe the role of the location of a point relative to the other data in determining whether that...
Math Graphs
Houghton Mifflin: Math Graphs: Line of Best Fit 9 [Pdf]
The practice problem has learners sketch a line of best fit, create a linear model, and compare both lines on a calculator. The given points are available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Line of Best Fit 10 [Pdf]
The practice problem has learners sketch a line of best fit, create a linear model, and compare both lines on a calculator. The given points are available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Line of Best Fit 11 [Pdf]
Students sketch a line of best fit, create a linear model, and compare both lines on a calculator. The given points are available in PDF format.
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