### Question 12: I arrive at my History Final, look at the exam, and realize I don't know any of these answers. So, I decide to randomly guess at each multiple-choice question (A-D) in a test of 45 questions. this means I have a 25% chance of getting any single question correct. using the normal approximation to the binomial. a) What is the approximate probability that I get :0 or more questions correct: b ) that is the approximate probability that I get 10 or fewer questions correct