Hubpages explains how Paul the Octopus became most famous invertebrate in human history. Paul the psychic Octopus made 8 worldcup prediction and 8 of them cam true. That makes is 8/8 or 100% accuracy. Now whats the probability of making 8 world cup predictions correct in strait line. The chance of getting 8/8 lucky is 1/28 = 0.0039 or 0.39%.