11. A Physical Education exam consists of 18 multiple choice questions, each with 4 choices. Diogo did not study for the test, and guesses on every question. What is the probability that Diogo will get 3 or more questions correct? (Do not approximate for this one) 3 12. For this question set, use the normal approximation to the binomial. a. Martin Pharmaceutical's new Highlander drug has a cure rate of 89%. In a study of 120 patients, calculate the probability 102 people or fewer will be cured by this wondrous drug. (a test is needed)