A call center receives an average of 13 calls per hour. Assuming the number of calls received follows the Poisson distribution, determine the probability would receive exactly 20 calls in a given hour.

In 2018 there were 307,439 total motor vehicle crashes in Freedonia. Assuming that number reflects the true average now and that it follows the Poisson distribution, what is the probability that at least one accident will occur somewhere in the state of Freedonia in the next minute?Hint: There 525,600 minutes in a year.