9 A sample of the salaries of assistant professors on the business faculty at a local university revealed a mean income of $126.000 with a standard deviation of $10,800. Assume that salaries follow a bell-shaped distribution Use the empirical rule to answer the following questions 2. Approximately what percentage of the salanes fall between $115.200 and $136,8007 2 Parcentage of our Book b. Approximately what percentage of the solares fall between $104,400 and $147,600 Hace Pentage of return c. Appromotely what percentage of the stories are greater than $147.600? Percentage of our