Null Hypothesis
Permanent link to this comic: http://xkcd.com/892/
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[[A student works at a desk.]]
Bystander: I can't believe schools are still teaching kids about the null hypothesis.
Bystander: I remember reading a big study that conclusively disproved it YEARS ago.
{{Title text: Hell, my eighth grade science class managed to conclusively reject it just based on a classroom experiment. It's pretty sad to hear about million-dollar research teams who can't even manage that.}}