2. Super Bowl television broadcasts rate among the highest in all television broadcasts. The Television Bureau of Advertising published a report titled TV Basics. Part of the that report listed the television ratings for 20 Super Bowls, as shown below. a. Construct a relative histogram for these ratings. Use the bins 39-41, 41-43, 43-45, 45-47, 47-49, and 49-51. Label the vertical axis using relative frequencies. b. Based on the histogram, determine what range of ratings was most common. C. Construct a dot plot for these ratings. d. Construct a stem-and-leaf plot of these ratings. e. Based on the statistical plots in (3)-(c). how would you describe the shape of the distribution