Aliens made this rock: The post-hoc probability fallacy in biology, finance and cosmology

Space aliens made this rock

Extraterrestrial aliens made this rock

While out hiking, I found this rock. Evidently it was created by aliens, as can be shown by a probability argument. The following table gives measurements made on the rock. The first two rows give the overall length and width of the rock. Each of the next six rows, after the first two, gives thickness measurements, made on a 3cm x 6cm grid of points from the top surface. All measurements are in millimeters:

Measurement or row Column 1 Column 2 Column 3 Length 105.0 Width

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