SELECT T1.name FROM accounts AS T1 JOIN checking AS T2 ON T1.custid  =  T2.custid WHERE T2.balance  <  (SELECT avg(balance) FROM checking)
What are the names of customers with checking balances lower than the average checking balance?
SELECT T1.name FROM accounts AS T1 JOIN checking AS T2 ON T1.custid = T2.custid WHERE T2.balance < ( SELECT avg ( balance ) FROM checking )
select t1 . name from accounts as t1 join checking as t2 on t1 . custid = t2 . custid where t2 . balance < ( select avg ( balance ) from checking )
What are the names of customers with checking balances lower than the average checking balance ?