Analyze the table below and complete the instructions that follow. rock rap country pop other total freshman 10 23 2 15 4 54 sophomore 15 18 6 10 4 53 junior 17 13 8 6 6 50 senior 19 9 10 3 8 49 total 61 63 26 34 22 206 an online survey asked a sample of high school students their favorite type of music, and the results were tabulated above. find the probability that a person chosen at random did not choose pop music, given that the student is a sophomore or a junior.