Ok, let’s say qualified candidates are 50% Indian. If 100 of the employees are Indian, what is the probability of that being a random coincidence? (.5)^100? I

Ok, let’s say qualified candidates are 50% Indian. If 100 of the employees are Indian, what is the probability of that being a random coincidence? (.5)^100? I see this throughout industry. Even if the qualified candidates are 75% Indian, and a team of 10 is 100% Indian, what’s the probability that’s a coincidence?