15 minutes · Use a simple data display to support or limit an opinion.
Argue for or against moving the first class 30 minutes later.
I support a 30-minute later start as a trial. Only 46 percent reported eight or more hours on school nights, compared with 71 percent on weekends. A survey of 28 students cannot prove the change will work, so the school should check attendance and lateness after the trial.
The opinion includes a comparison, a sample size, and a way to test the idea.