CREATE TABLE table_4390 ("State" TEXT, "Interview" FLOAT, "Swimsuit" FLOAT, "Evening gown" FLOAT, "Average" FLOAT)

I want the average for evening gown of 7.52 and swimsuit larger than 7.78
SELECT AVG("Average") FROM table_4390 WHERE "Evening gown" = '7.52' AND "Swimsuit" > '7.78'
SELECT AVG("Average") FROM "table_4390" WHERE "Evening gown" = '7.52' AND "Swimsuit" > '7.78'