Correlation and causation


1. Readings: PowerPoint Lecture 1; Falin (2013)
–Falin, L. (2013, October 2). Correlation vs. causation. Everyday Einstein: Quick and Dirty Tips for Making
Sense of Science. Scientific American. Retrieved from to an external site.
2.Assignment: Find a news article that reports on the results of a cross-sectional correlational study between
two variables. There are three possible explanations for a correlation between variables X and Y:
X could cause Y
Y could cause X
One or more other variables could cause the relation between X and Y.
Discuss each of these three possible explanations for the news article you found. What explanation do you
favor, and why?


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Approximately 250 words