CREATE TABLE table_7812 ("State" TEXT, "Preliminary Average" TEXT, "Interview" TEXT, "Swimsuit" TEXT, "Evening Gown" TEXT, "Semifinal Average" TEXT)

what is the interview score when the preliminary average is 8.529 (6)?
SELECT "Interview" FROM table_7812 WHERE "Preliminary Average" = '8.529 (6)'
SELECT "Interview" FROM "table_7812" WHERE "Preliminary Average" = '8.529 (6)'