Topic 9 introduces to students to correlations and the limitations to interpreting correlation as causation.
Lesson Objectives
 understand how to create and read scatterplots including bestfit lines
 understand the ideas of causality and limitations of causality
Supplements
 What does the correlation coefficient (Pearson's R) measure?
 What range does the correlation coefficient have?
 Why are scatterplots so useful?
 What is a best fit line?
Suggested Readings Bennett, Chapter 7: Correlation and Causality
