Mathed Up!
Scatter Graphs
Make an estimate by getting in line. The class works with scatter plots and lines of best fit to make an estimate for given values. Pupils determine whether there is a positive or negative correlation and draw a best-fit line. Using the...
Virtual Nerd
Virtual Nerd: How Do You Use a Scatter Plot to Find a Line of Fit
In this video lesson students learn how to graph data on a coordinate plane and draw a line of fit for that data.
Khan Academy
Khan Academy: Algebra: Graphs of Linear Equations
This video demonstrates how to graph a linear equation by creating a table of x, y values to use as coordinates for the graph of the line. The second example demonstrates how to take a word problem and create a table of values to graph...
Loyola University Chicago
Math Flix: Graphs: Scatter Plot Decoding
This QuickTime movie provides an opportunity to create a data table by analyzing a scatter plot. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Virtual Nerd
Virtual Nerd: What's Negative Correlation?
Learn about line-of-fit, negative slope, and negative correlation by watching this tutorial. [1:02]
Virtual Nerd
Virtual Nerd: How Do You Make a Scatter Plot?
Take a look at this tutorial to see how to take data from a table and plot it to create a scatter plot. [4:46]
Virtual Nerd
Virtual Nerd: How Do You Write and Use a Prediction Equation?
This tutorial illustrates how to draw a line of fit on a scatter plot and find the equation of that line in order to make a prediction based on the data already given. [6:47]
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Statistics
Practice using your graphing calculator for statistics problems, including displaying and interpreting data. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly...
Sophia Learning
Sophia: Interpreting Scatter Plots
Determine whether data has a positive, negative, or no correlation using scatter plots. Assess learning with a quiz.
Sophia Learning
Sophia: Interpreting Scatter Plots
Explore the relationships between given data using scatter plots and determine whether the correlation is negative, positive, or no correlation. Assess learning with a quiz.
Virtual Nerd
Virtual Nerd: 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. [1:12]
Virtual Nerd
Virtual Nerd: How Do You Use a Scatter Plot to Find a Positive Correlation?
This tutorial takes you through the steps of creating a scatter plot, drawing a line-of-fit, and determining the correlation if any. [1:53]
Imagine Learning Classroom
Learn Zillion: Write an Equation for Line of Best Fit
In this video, you will learn how to write an equation for a line of best fit by identifying the y-intercept and slope. [5:08]
Virtual Nerd
Virtual Nerd: How Do You Use a Scatter Plot to Find a Negative Correlation?
This tutorial takes you through the steps of creating a scatter plot, drawing a line-of-fit, and determining if there is any correlation. [1:56]
Khan Academy
Khan Academy: Algebra: Fitting a Line to Data
This video utilizes Microsoft Excel to demonstrate how to plot data in the form of a scatter plot and then create a line of best fit. It also shows how to make a prediction based on the linear progression of the data. The software does...
Khan Academy
Khan Academy: Graphing Solutions to Equations: Interpreting Linear Graphs
This video demonstrates real-life situations that might result in a linear relationship and shows what this relationship would look like on a graph.
Khan Academy
Khan Academy: Estimating the Line of Best Fit
In this video lesson, students estimate the line of best fit from a scatter plot. [1:16]
Khan Academy
Khan Academy: Interpreting a Trend Line
In this video lesson students learn to use a line of best fit to interpret data from a scatter plot.
Khan Academy
Khan Academy: Equation of a Line: Fitting a Line to Data
This video utilizes Microsoft Excel to demonstrate how to plot data in the form of a scatter plot and then create a line of best fit.
Khan Academy
Khan Academy: Algebra: Interpreting Linear Graphs
This video demonstrates real-life situations that might result in a linear relationship and shows what this relationship would look like on a graph. It also identifies when x and y values vary directly and when x and y values vary...
Loyola University Chicago
Math Flix: Graphs: Scatter Plot Creating
This QuickTime movie provides an opportunity to create a graph that is a scatter plot. A pdf worksheet is available by clicking on the hyperlink at the bottom of the page. As you watch and listen to the teacher and student interact it...
Khan Academy
Khan Academy: Scatter Plots: Studying, Shoe Size, and Test Scores
Presents a problem with two graphs: study time vs. test score and shoe size vs. test score. Discusses the linear and nonlinear relationships that the graphs show. [2:26]
Khan Academy
Khan Academy: Estimating the Line of Best Fit Exercise
Demonstrates how to find the line of best fit for a scatter plot. [1:17]