CREATE TABLE "table1_24775967_1" (
  "season" real,
  "celebrity" text,
  "notability_profession" text,
  "professional_partner" text,
  "finish" text
);

Question: What was the profession of the celebrity who was featured on season 15 and finished 7th place?
SQL: SELECT "notability_profession" FROM "table1_24775967_1" WHERE "season"=15 AND "finish"='7th';