What is the average round of the rw position player from the United States?
CREATE TABLE table_76774 (
    "Round" real,
    "Pick" real,
    "Player" text,
    "Position" text,
    "Nationality" text,
    "College/Junior Team" text
)
SELECT AVG("Round") FROM table_76774 WHERE "Nationality" = 'united states' AND "Position" = 'rw'
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 round of the rw position player from the United States? ### Input: CREATE TABLE table_76774 (
    "Round" real,
    "Pick" real,
    "Player" text,
    "Position" text,
    "Nationality" text,
    "College/Junior Team" text
) ### Response: SELECT AVG("Round") FROM table_76774 WHERE "Nationality" = 'united states' AND "Position" = 'rw'