1. Susan and Robin are arguing about who did better on their final exams. Susan got an 88 on her psychology final exam (mean 74, standard deviation 12), whereas Robin earned an 82 on her biology exam (mean 76, standard deviation 4).All freshmen are required to take both classes. Who did better? Explain.
2. Bob and Bert are also debating about who did better on their exams. Bob got a 65 on the psychology exam, and Bert got a 68 on the biology exam.Who did better? Explain.