The final marks for the Wednesday class in Statistics 101 are ready to be posted. The class average is 80%, with a standard deviation of 5. Use the Empirical Rule to answer the following questions. (Round the final answers to 2 decimal places.) a. What percentage of the grades are above 85? Percentage of grades % b. What percentage of the grades are below 75? Percentage of grades 0% c. What percentage of the grades are between 70 and 85? Percentage of grades % d. What percentage of the grades are between 70 and 90? Percentage of grades % e. What percentage of the grades are between 70 and 95? Percentage of grades % What percentage of the grades are less than 65 or more than 85? ercentage of grades 1%