Math Graphs
Houghton Mifflin: Math Graphs: Line of Best Fit 6 [Pdf]
Learners use a scatter plot to determine the line of best fit. The scatter plot is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Line of Best Fit 7 [Pdf]
The practice problem examines the line of best fit and a scatter plot. The scatter plot is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Line of Best Fit 8 [Pdf]
The practice problem examines the line of best fit and a scatter plot. The scatter plot is available in PDF format.
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.
Shmoop University
Shmoop: Basic Statistics & Probability: Scatter Plots & Correlation
The statistics resource explores scatter plots and correlation. Students learn about the concepts through notes and detailed examples. The resource consists of practice exercises to check for comprehension of the topics.
Duke University
Duke University: Web Feats Ii: Lessons on Regression at Hessian
This site has several lessons on regression, "Designed to help students visualize topics associated with lines of regression, given a set of data points." Go to the teacher notes to find the objectives and standards which apply.
Washington State University
Washington State University: Graphing Linear Equations
This site explains what a linear equation is, general forms of linear equations, how to graph a line using the method of plotting points. The site also details how to find points on the line given the equation, information about the...
Wyzant
Wyzant: Graphing Lines by Graphing Two Points
The resource has students practice graphing the line of a given equation. The worksheet consists of an example, answer sheet, and printable graph paper.
Oswego City School District
Regents Exam Prep Center: Regression Analysis
A collection of lesson ideas, a practice activity, and teacher resources for exploring regression analysis.
Oswego City School District
Regents Exam Prep Center: Categorizing Data
Three lessons on different types of data (qualitative, quantitative, univariate, bivariate, biased data) as well as a practice activity and teacher resource.
Richland Community College
Richland Community College: Math 116 Lecture Notes
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."
Rice University
Rice University: The Hand Squeeze
Students will enjoy this data collection and class analysis experiment involving the time it takes for a hand squeeze to travel around a circle of people. From organizing the activity to collecting the data to making a table and graphing...
Khan Academy
Khan Academy: Linear Regression Review
Linear regression is a process of drawing a line through data in a scatter plot. The line summarizes the data, which is useful when making predictions.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Histograms
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of histograms.
Missouri State University
Missouri State University: Introductory Statistics: Linear Regression Models
Four examples which use the linear regression model in real-world applications. The site continues with discussion on how to correctly construct the regression model, how its results can be analyzed, and what can come from it.