how many schools are there?
select count ( * ) from university
Which school has the highest acc percent score?
select t1.school from university as t1 join basketball_match as t2 on t1.school_id = t2.school_id order by t2.acc_percent desc limit 1
How about the lowest?
select t1.school from university as t1 join basketball_match as t2 on t1.school_id = t2.school_id order by t2.acc_percent limit 1
What's its primary conference?
select t1.primary_conference from university as t1 join basketball_match as t2 on t1.school_id = t2.school_id order by t2.acc_percent limit 1