These are my answers but I am not sure if they are correct. Can you explain them to me? Thank you

Suppose you are an EMT and you receive an average of 1.3 emergency calls per hour. What is the probability that you don't receive a call for the next 30 minutes? 0 1.360'65 O 1 _ 90'65 0 81'3 80'65 Suppose you are an EMT and you receive an average of 1.3 emergency calls per hour. What is the probability that you receive 3 or more calls in the next hour? @0 00.5 2 -1.3 O 1 (3'13 1.361'3 1'3: 01