A principal surveyed 75 seventh-grade and eighth-
grade students. She asked them if they prefer to
obtain the news from the Internet or to obtain the
news from television. She created a table to display
the data, as shown below.
News Preference
Internet
Television
16
34
Students
Seventh Grade
A
Eighth Grade
10
15
How many seventh-grade students responded to the
survey? Show or explain how you got your answer.