In a recent year, NYU-Langone Medical Center had 4221 births. Find the mean number of births per

Question:

In a recent year, NYU-Langone Medical Center had 4221 births. Find the mean number of births per day, then use that result to find the probability that in a day, there are 15 births. Does it appear likely that on any given day, there will be exactly 15 births?