What is the Average for South Carolina with an Interview less than 9.626?
CREATE TABLE table_name_21 (
    average INTEGER,
    state VARCHAR,
    interview VARCHAR
)
SELECT SUM(average) FROM table_name_21 WHERE state = "south carolina" AND interview < 9.626
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the Average for South Carolina with an Interview less than 9.626? ### Input: CREATE TABLE table_name_21 (
    average INTEGER,
    state VARCHAR,
    interview VARCHAR
) ### Response: SELECT SUM(average) FROM table_name_21 WHERE state = "south carolina" AND interview < 9.626