A survey asked a random sample students if they estimated they spent more or less
than an hour a day on social media.
28 seventh graders estimated they spent less than an hour.
35 eighth graders were surveyed.
• 31 total students estimated they spent more than an hour.
74 total students were surveyed.
.
.
.
Fill in the missing values in the table below.
Social Media
7th grade
8th grade
Total
More Less Total
31
28
74