4. (6 points) Below are the salaries (in millions of dollars) of the New York Yankees during the 2011 season. 32.0 24.3 23.1 16.5 14.9 14.7 13.1 10.0 10.0 9.1 8.3 4.0 4.0 3.8 2.7 1.5 1.5 1.5 1.4 1.2 0.9 0.7 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4 a. Make a frequency histogram of the salaries using the class intervals 0-4.9, 5.09.9, 10.0-14.9, 15.0-19.9 and so on. b. Is the shape of the distribution symmetric, uniform, skewed left, or skewed right