A sample of the salaries of assistant professors on the business faculty at a local university revealed a mean income of $125,000 with a standard deviation of $10,600. Assume that salaries follow a bell-shaped distribution. Use the empirical rule to answer the following questions. a. Approximately what percentage of the salaries fall between $114,400 and $135,600? Percentage of returns % b. Approximately what percentage of the salaries fall between $103,800 and $146,200? Percentage of returns % c. Approximately what percentage of the salaries are greater than $146,200? Percentage of returns %