B is a new innovative approach to education, and very popular such that parents are entering their children into a LOTTERY to enter B schools.


Children in B schools have been shown to outperform children from regular schools.

Which of the following if true supports the above?:
1. B schools are more effective at educating children
2. Children who enter B schools are more able than regular children
3. Parents of B schools children help them with homework more than regular parents