What is the average rank for the film directed by michael bay?
CREATE TABLE table_name_90 (
    rank INTEGER,
    director VARCHAR
)
SELECT AVG(rank) FROM table_name_90 WHERE director = "michael bay"
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 rank for the film directed by michael bay? ### Input: CREATE TABLE table_name_90 (
    rank INTEGER,
    director VARCHAR
) ### Response: SELECT AVG(rank) FROM table_name_90 WHERE director = "michael bay"