2. You randomly survey students in your school. You ask whether they spend more leisure time watching television, playing video games, or going
online. You display your results in the two-way table.
Leisure Time
Grade
Television Video Games Internet
25
38
12
32
26
16
30
20
30
a. How many i1th-graders chose playing video games?
b. Find and interpret the marginal frequencies for the survey.
c. What percent of students in the survey are the 12th-graders who spend
more time going online?