Arandom sample of 184 students at south high school were surveyed on whether they would prefer going to a movie or a concert. the results are shown in the relative frequency table. which statements are correct? check all that apply. a) the marginal relative frequency for 10th graders is 0.18. b) 42% of the students prefer a concert over a movie. c) a greater ratio of 11th graders prefer a concert to a movie. d) more 12th graders were surveyed than any other grade level. e) the difference in the percent of students who prefer a movie over a concert is16%.