A midterm in a statistics course had a mean score of 70 with a standard deviation 5. A quiz in a biology course had an average of 20 with a standard deviation of 5. Aaliyah scored a 75 on the statistics midterm exam. Viannie scored a 25 on the biology quiz. Was there more variability for the midterm or the quiz scores? Why? a. The midterm has more variability, since the coefficient of variation is larger for the statistics midterm. b. They variation is the same, since they had the same standard deviation. c. The statistics midterm, since Viannie's z-score was larger. d. The biology quiz, since Aaliyah's z-score was larger. e. The biology quiz has more variability, since the coefficient of variation is larger for the biology quiz