CREATE TABLE table_20675 ("State" TEXT, "Preliminary Average" TEXT, "Interview" TEXT, "Swimsuit" TEXT, "Evening Gown" TEXT, "Semifinal Average" TEXT)

What was the preliminary average for Miss Mississippi?
SELECT "Preliminary Average" FROM table_20675 WHERE "State" = 'Mississippi'
SELECT "Preliminary Average" FROM "table_20675" WHERE "State" = 'Mississippi'