professor piraneo has three classes with 80 students total. he created a distribution for mid-term scores as follows score no. of students 90 "-100" 12 80 "-89" 30 70 "-79" 14 60 "-69" 16 0 "-59" 8 suppose that a student of professor piraneo is selected at random. let f= the event the student scores under 60 g= the event the student scored in the 60s h= the event the student scored in the 70s i= the event the student scored under 80 a) use the table and the f/n rule to find p(i) b) express the event i in terms of f, g, and h c) determine p(f), p(g), and p(h) d) compute p(i), using the special addition rule and your answers from parts (b) and (c).