A local politician claims that 1 in 5 automobile accidents involves a teenage driver. He is advocating increasing the age at which teenagers can drive alone. Over a 2-month period there are 67 accidents in your city, and only 9 of them involved a teenage driver. If the politician is correct, what is the chance that you would observe 9 or fewer accidents involving a teenage driver? Use Normal approximation to answer the question, if conditions are met.