Webif it is given that a and b do not have the same birthday, and also that b and c do not, then the probability that a and c do not have the same birthday is 1 ¡ 1=364 (instead of 1 ¡. Webthe birthday paradox is a surprising statistical phenomenon that shows how even in a small group, it’s very likely that two people share the same birthday. Webthe birthday problem (also called the birthday paradox) deals with the probability that in a set of n n randomly selected people, at least two people share the same birthday. Though it is not technically a paradox, it is often referred to as such because the probability is. Webthe birthday paradox is a compelling example of how probability theory can challenge common intuitions. What seems like a rare event can become surprisingly. Webthe birthday paradox is a probability theory that states that the probability of two people in a group sharing the same birthday grows based on the number of pairings,. Webthe birthday paradox is focused on the first time a ball lands in a bin with another ball. One might also ask how many of the bins are empty, how many balls are in the most full.