- Population: A classroom of students, most without professional experience - Sample size: 21 students - Study duration: 2 days - Team size: Individual Test

- Population: A classroom of students, most without professional experience - Sample size: 21 students - Study duration: 2 days - Team size: Individual Tests are most useful when refactoring someone else's long-forgotten code; the sort of thing that happens frequently in long-running projects consisting of large teams. In other words, the "real world". Show me that study.