Suppose that North Carolina decides to randomly test high school football players for steroid use: North Carolina plans to test 50 of these athletes by randomly choosing 3 from each team. In the state of North Carolina there are 45 teams with 30 players on each team. Is this a simple random sample? How do you know? Yes, because the football players were chosen at random. Yes, if you put all football players' names in a hat and randomly chose 50 players you could get the answer described.