What is listed for the Week 9 Oct 20 that has a Week 17 (Final) Jan 4 of Michigan (10-3)?
CREATE TABLE "ap_poll" (
  "preseason" text,
  "week_1_aug_26" text,
  "week_2_sept_2" text,
  "week_3_sept_8" text,
  "week_4_sept_15" text,
  "week_5_sept_22" text,
  "week_6_sept_29" text,
  "week_7_oct_6" text,
  "week_8_oct_13" text,
  "week_9_oct_20" text,
  "week_10_oct_27" text,
  "week_11_nov_3" text,
  "week_12_nov_10" text,
  "week_13_nov_17" text,
  "week_14_nov_24" text,
  "week_15_dec_1" text,
  "week_16_dec_8" text,
  "week_17_final_jan_4" text
);
SELECT "week_9_oct_20" FROM "ap_poll" WHERE "week_17_final_jan_4"='michigan (10-3)';