Hypothesis : Parents are fat liars"
Methodology : Put teeth under pillow without telling parents.
Result : Where's my money?
Analysis : The results show that the tooth fairy is fake and my parents are liars."
Conclusion : The current results tend to show that parents are liars, but we need more experiments to know the extent. To expend on the results, I should also be as evil as possible for the incoming year and verify if Santa Claus indeed does give me coal.