The lecture for a large class in Economics begins at 11:00 A.M. The arrival times of the students are approximately symmetric and mound-shaped with mean 10:54 AM and standard deviation 3 minutes. Question 1. Use the 68-95-99.7 rule (also known as the Empirical rule) to determine what percent of students are late for class % Question 2. A psychological study determined that the typical student needs 3 minutes to get settled in his or her seat and be ready for the start of class. Use the 68- 95-99.7 rule (also known as the Empirical rule) to determine what percent of the students arrive early enough to be ready for the 11:00 A.M. start of class