Curated OER
Worksheet 19
In this math instructional activity, students try to fit a line to a set of data. Then they use the least squares method is based on minimizing the sum of the squares of the errors.
Curated OER
Introduction to Correlations
Young scholars investigate correlations between human body height and other human features. They select ten subjects and record each subject's age and gender and measure for height, wingspan, distance, and size of hands. After measuring,...
Other
Sky Mark: Scatter Plots
This page gives a description of scatter plots along with examples. Also provides explanations and statistics to aid student understanding.
Khan Academy
Khan Academy: Finding Patterns in Data Sets
Check your understand of the ways you can find patterns in data sets (like trends and correlations) in this set of free practice questions designed for AP Computer Science Principles students.
Other
Correlation Coefficients
This page provides a good discussion of correlation coefficients (r,) which indicate the "strength of the linear association between variables." Includes formulas and scatter plots. Some prior knowledge of statistics might be helpful.