user: Question: I waNt to kNow the average atteNdaNce For N veNue aNd F rouNd
Columns: ['Date', 'Round', 'Opponent', 'Venue', 'Result', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['23 January 1999', 'R3', 'Stenhousemuir', 'H', '2–0', 37759.0]
SQL:

assistant: SELECT AVG("Attendance") FROM "Table" WHERE "Venue" = 'N' AND "Round" = 'F';