Question 13 (6 points) The average score on the first Economics exam is 68%, with a standard deviation of 12%. 14 students took the exam. The average score on the second exam was 72%, and 22 students took the exam. a. For the first exam: What percentage of the students would you expect to have scored below 44%? b. For the first exam: What percentage of the students would you expect to have scored above 80%? c. What is the weighted average score across both exams? O MacBook Pro esc DOD 0 # $ A & 1 2 3 4 5 6 7 Q W E R T Y A S D F G H