Charleston School District
Analyzing Scatter Plots
Scatter plots tell a story about the data — you just need to be able to read it! Building from the previous lesson in the series where learners created scatter plots, they now learn how to find associations in those scatter plots....
Charleston School District
Constructing Scatter Plots
Having more letters in your name helps you get a better grade in your math class—or does it? Learners create scatter plots to organize data. The lesson places emphasis on determining scale and intervals and labeling axis.
Willow Tree
Scatterplots and Stem-and-Leaf Plots
Is there a correlation between the number of cats you own and your age? Use a scatter plot to analyze these correlation questions. Learners plot data and look for positive, negative, or no correlation, then create stem-and-leaf plots to...
Charleston School District
The Line of Best Fit
If it's warm, they will come! Learners find a line of best fit to show a relationship between temperature and beach visitors. Previous lessons in the series showed pupils how to create and find associations in scatter plots. Now,...
Willow Tree
Approximating a Line of Best Fit
You may be able to see patterns visually, but mathematics quantifies them. Here learners find correlation in scatterplots and write equations to represent that relationship. They fit a line to the data, find two points on the line, and...
Virginia Department of Education
How Much is that Tune?
Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.
It's About Time
The Sun and Its Effects on Your Community
Why is the sun round? Examine this question, and others, with your pupils while teaching them how to live in a more earth-friendly environment. Pupils explore Sun composition and discuss how solar wind, sunspots, and solar energy affects...
Math Is Fun
Math Is Fun: Scatter Plots
Explains, with examples, what scatter plots are and how to interpret the data. Discusses trends, interpolation and extrapolation, and correlation. Includes a set of practice questions.
Quia
Ixl Learning: Scatter Plots
Brush up on your math skills relating to scatter plots then try some practice problems to test your understanding.
University of Illinois
University of Illinois: Scatter Plots and Correlations
This site gives information on scatter plots, along with examples showing high positive correlation, low negative correlation, high negative correlation, no correlation, and low positive correlation.
National Council of Teachers of Mathematics
The Math Forum: Nctm: Ask Dr. Math: Stem and Leaf and Scatter Plots
This site is a question/response page which focuses on stem-and-leaf representation and how to construct scatter plots. Dr. Math works through an example and gives commentary notes. Site also contains links for more help.
Other
Coe College: Definition of Scatter Plot
This Coe College site contains the definition of scatter plot. Glossary and looking at data section included.
National Council of Teachers of Mathematics
The Math Forum: Nctm: Ask Dr. Math: Graphing Scatter Plots
This page is in response to a question that someone emailed Dr. Math. It shows how to make a scatter plot for peoples' height and shoe sizes. The information is somewhat brief, but worth checking out on the subject.
National Council of Teachers of Mathematics
The Math Forum: Nctm: Ask Dr. Math: Correlation of a Scatterplot
This page from Ask Dr. Math describes the correlation of a scatterplot and gives an example of one with no correlation.
Iowa State University
Iowa State Univ: Plotting Scatter Plot in X Gobi
Site explains how the XGobi computer program can be used to plot data in a scatter plot.
Other
Stat Soft: Multiple Regression
This resource has a lot of information on multiple regression. It also contains information on the regression line.
Purple Math
Purplemath: Scatterplots and Regressions
Explains the purpose of scatterplots, and demonstrates how to draw them.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
Rice University
Hyper Stat Online Statistics Textbook: Chapter 3: Describing Bivariate Data
This chapter of an online textbook begins with a description of scatterplots, then focuses on the Pearson Product Moment Correlation.
University of Georgia
University of Georgia: Definitions in Statistics
This site contains definitions to use in statistics and ways to collect data.
Quia
Ixl Learning: Line of Best Fit
Brush up on your math skills relating to the line of best fit then try some practice problems to test your understanding.
Quia
Ixl Learning: Correlation
Brush up on your math skills relating to correlation then try some practice problems to test your understanding.
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