Categorize these samples as representative or not representative of the given populations. Tina interviewed the school’s soccer team members to learn the exercise habits of the students at her school.

Alana talked to three of five teachers from each department in her school to find out which school subject teachers enjoyed most when they were young.

Joe talked to fathers of high school students to understand the responsibilities of working parents.

Alisha spoke to her contacts on a social media website to find out how much time social media users spend online.

Jeremy surveyed five students from each class at his school to determine the favorite hobbies of students in his school.