Click on the following links. Please note these will open in a new window.

1. Watch the video explaining the difference between independent and dependent variables: https://youtu.be/EJTqG-RQeT8
2. Visit the following website to learn more about how to write a good hypothesis: https://www.verywell.com/what-is-a-hypothesis-2795239 or http://www.sciencebuddies.org/blog/2010/02/a-strong-hypothesis.php
3. Examine some of the line graphs on the following website that is intended to show that just because two variables may correlate it does not mean they are related: http://www.tylervigen.com/spurious-correlations