Question: tell me the average roll for the Featherston area and Integrated authority.
SQL: SELECT AVG("Roll") FROM "2-12214488-8" WHERE "Area" = 'Featherston' AND "Authority" = 'Integrated';

Question: tell me the authority that has a decile less than 6 and roll less than 65.
SQL: SELECT "Authority" FROM "2-12214488-8" WHERE "Decile" < 6.0 AND "Roll" < 65.0;

Question: tell me the average roll for Pirinoa School.
SQL: SELECT AVG("Roll") FROM "2-12214488-8" WHERE "Name" = 'Pirinoa School';

Question: tell me the total number of decile with a roll showing 251.
SQL: SELECT COUNT("Decile") FROM "2-12214488-8" WHERE "Roll" = 251.0;