CREATE TABLE table_30763 ("Player" CLOB, "County" CLOB, "Balls" FLOAT, "Wickets" FLOAT, "Average" CLOB, "Economy" CLOB, "BBI" CLOB, "4wi" FLOAT, "5wi" FLOAT)

What is the average of all the wickets that were 27?
SELECT "Average" FROM table_30763 WHERE "Wickets" = '27'
SELECT "Average" FROM "table_30763" WHERE "Wickets" = '27'