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P(correct guess) =
P(we were shown the higher number H)
P(correct guess) < 1/2.
P(correct guess) = (1/2) (1 - (F(y) - F(y))) = 1/2
There is no Extraterrestrial life
There aren't any suitably capable Extraterrestrials
Interstellar travel is too difficult
We're too uncool / not worth the trouble
What do you mean they haven't visited?
Results (468 votes). Check out past polls.