Evaluating Randomized Primality Testing
Your probability of being struck by lightning this year: 0.00004%
Your probability that a number that tests prime 11 times in a row is actually not prime: 0.00003%
Your probability of winning a lottery of 1 million people five times in a row: 1 in 2100
Your probability that a number that tests prime 50 times in a row is actually not prime: 1 in 2100