Grade & Subject Math 9th Grade 10th Grade 7 Total 10 Science English 29 Social Studies Total 11 11 23 9 30 What's the joint relative frequency a 9th grader liked math? What's the marginal relative frequency of 9th graders surveyed? Given a student was in 10th grade, what's the likelihood the student preferred English? Given the subject was Science, what's the likelihood the student was a freshman? 96 96 96 96 50