It’s likely much of that social networking activity took place within high school walls. An April 2014 study by McAfee found that nearly three-quarters of US students between the ages of 16 and 18 accessed their social media accounts while at school.
Younger high school students weren’t as likely to do this. Just 58% of 13- to 15-year-olds said they logged on to a social network while they were in school. Read the rest eMarketer.