Mathispower4u
Regression and Systems of Equations
Regressively calculate the bottle usage. Using data about the amount of bottled water and soft drinks consumed an educational video shows pupils how to determine the equation of a linear regression line. After calculating regression...
Flipped Math
Best Fit Lines
What fits best? Pupils watch a video that reviews creating a scatter plot. Learners develop an understanding of correlation and determine whether it is moderate, strong, or none as well as positive or negative. Finally, they use a...
Mathispower4u
Evaluate a Polynomial Equation - Flu Virus Application
Catch the resource before it's too late. An educational video shows how to evaluate a quartic equation and how to interpret the answer. The context involves the number of flu virus particles in a person's body over time after catching...
Mathispower4u
Evaluate a Quadratic Equation - Death Application
Don't be bored to death when learning about quadratics. Using a given quadratic equation representing the number of deaths per year per thousand people in terms of age, scholars determine the number of deaths for a particular age group....
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...
National Education Association
Scatter Plots
What's my line, anyway? A video covers the aspects of finding an equation of the best-fit line for a set of data. It works through plotting the points to drawing a line that appears to represent the data. The presenter suggests finding...
Calculus Expert
Least Squares Line
How does the calculator find a regression line? Don't leave your pupils wondering! The video goes through the process of calculating a regression line algebraically. The example uses a data set and use the formula for calculating...
Northeast Arkansas Education Cooperative
Scatter Plots
Show learners how to plot data to determine correlation. A data analysis video gives examples of positive, negative, and no correlation between variables. The final example plots real-life data, provides a line of best fit, and...
National Education Association
Scatter Plots and Line of Best Fit
Demonstrate how to use a box and whisker plot to place a line of best fit accurately with an educational video. It begins with a review of box and whisker and line of best fit, and then uses an application problem to describe 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.
Texas Education Agency
Texas Gateway: Study Edge Statistics: Interpreting Slope and Y Intercept
This lesson explains how to interpret the slope and the y-intercept for a scatter plot. Includes downloadable study guide with exercises - guide also covers other topics. [7:39]
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.
Imagine Learning Classroom
Learn Zillion: Calculate the Correlation Coefficient Using a Graphing Calculator
In this video, you will learn how to calculate the correlation coefficient by using a graphing calculator. [6:00]
Imagine Learning Classroom
Learn Zillion: Use the Correlation Coefficient to Assess Strength of a Linear Fit
In this video, you will learn how to assess the strength of a linear association by considering the value of the correlation coefficient. [5:41]
Imagine Learning Classroom
Learn Zillion: Lesson Video for 'Understand the Least Squares Regression Line'
In this lesson, you will learn the importance of the least squares regression line by comparing residuals. [7:10]
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]
Imagine Learning Classroom
Learn Zillion: Understand Correlation in Terms of the Strength of a Relationship
In this lesson, you will learn how to determine the strength of a relationship by investigating correlation. [3:48]
Khan Academy
Khan Academy: Linear Regression and Correlation: Calculating R Squared
Video shows using a spreadsheet to demonstrate calculating the coefficient of determination or r-squared. Also explains how to interpret the value of r-squared.
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: 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.