CREATE TABLE table_15246 ("Name" CLOB, "Years" CLOB, "Area" CLOB, "Authority" CLOB, "Decile" FLOAT, "Roll" FLOAT)

What is the avererage decile of Francis Douglas Memorial College?
SELECT AVG("Decile") FROM table_15246 WHERE "Name" = 'francis douglas memorial college'
SELECT AVG("Decile") FROM "table_15246" WHERE "Name" = 'francis douglas memorial college'