What is the average heat ranked at 30?
CREATE TABLE table_63007 (
    "Rank" real,
    "Heat" real,
    "Athlete" text,
    "Country" text,
    "Time" real
)
SELECT AVG("Heat") FROM table_63007 WHERE "Rank" = '30'
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 heat ranked at 30? ### Input: CREATE TABLE table_63007 (
    "Rank" real,
    "Heat" real,
    "Athlete" text,
    "Country" text,
    "Time" real
) ### Response: SELECT AVG("Heat") FROM table_63007 WHERE "Rank" = '30'