A group of students were asked to choose their favorite course. The results are shown in the two-way frequency table.
Favorite Course Math English History Science Total
9th Grade 78 26 130 117 351
10th Grade 104 39 91 91 325
11th Grade 65 52 117 78 312
12th Grade 52 65 65 78 260
Total 299 182 403 364 1,248
Which of the following can be concluded from the joint and marginal frequencies of the table?
Math is the most popular subject in the 10th grade.
History is the least popular subject in the 9th grade.
Science is more popular than math among 12th grade students.
Students in the 11th grade like English more than students in the 12th grade.
The overall favorite course is history.
A.
I, III, and V
B.
III and IV only
C.
II and IV only
D.
II and V only
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