The average emergency room cares for 300 patients each day. There are 20 nurses on duty in the emergency room each day, and they share the patient load equally. Suppose one patient is chosen at random. Identify the numbers of each of the following and enter the probability as a simplified fraction. Provide your answer below: There are patients in the sample space. There are nurses on duty each day. P(N) is the probability that a patient will be assigned to a specific nurse.