The following frequency distribution reports the number of frequent fler miles, reported in thousands, for employees of Brumley Statistical Consulting Inc during the most recent quarter Number of Frequent Flier les (eee) Employees e up to 5 6 up to 12 12 up to 18 18 up to 24 24 up to 30 Total 52 14 24 7 Required: 2. How many employees were studied b. What is the midpoint of the first class? (Enter the answer in thousands. Round your answer to 1 decimal place.) Midpoint thousand frequent fier miles c. Outside of Connect, construct a histogram. d. A frequency polygon is to be drawn. What are the coordinates of the plot for the second class? (Round your answers to 1 decimal place.)