You know you can find data supporting whatever you want, or at least casting doubts on whatever you don't like. This does not mean data is irrelevant, but it i

You know you can find data supporting whatever you want, or at least casting doubts on whatever you don't like. This does not mean data is irrelevant, but it is quite important to know who collected it, following what procedure, and with what goal in mind. Not sure that study above is the most unbiased, for instance.