SELECT T1.model FROM CAR_NAMES AS T1 JOIN CARS_DATA AS T2 ON T1.MakeId  =  T2.Id WHERE T2.Weight  <  (SELECT avg(Weight) FROM CARS_DATA)
What is the model for the car with a weight smaller than the average?
SELECT T1.model FROM CAR_NAMES AS T1 JOIN CARS_DATA AS T2 ON T1.MakeId = T2.Id WHERE T2.Weight < ( SELECT avg ( Weight ) FROM CARS_DATA )
select t1 . model from car_names as t1 join cars_data as t2 on t1 . makeid = t2 . id where t2 . weight < ( select avg ( weight ) from cars_data )
What is the model for the car with a weight smaller than the average ?