Can you tell me the average Points that has the Attendance of 3,806?
CREATE TABLE "game_log" (
  "date" text,
  "visitor" text,
  "score" text,
  "home" text,
  "attendance" real,
  "record" text,
  "points" real
);
SELECT AVG("points") FROM "game_log" WHERE "attendance"='3,806';