CREATE TABLE table_8412 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Venue" TEXT, "Attendance" FLOAT, "Record" TEXT)

How many people attended the game on week 3?
SELECT AVG("Attendance") FROM table_8412 WHERE "Week" = '3'
SELECT AVG("Attendance") FROM "table_8412" WHERE "Week" = '3'