On the right are raw test scores from a history test. a. Construct an ordered stem and leaf plot for the given data. b. Construct a grouped frequency table for these scores with intervals of 5, starting the first class at 55. c. Draw a histogram of the data. d. If a circle graph of the grouped data in (b) were drawn, how many degrees would be in the section representing the 55-59 interval? 56 65 75 89 91 61 76 73 76 78 77 74 83 81 86 87 82 85 85 83 83 99 96 96 98