CREATE TABLE table_42183 ("Round" FLOAT, "Pick" FLOAT, "Name" CLOB, "Position" CLOB, "College" CLOB)

What's the average round the position of RB was drafted?
SELECT AVG("Round") FROM table_42183 WHERE "Position" = 'rb'
SELECT AVG("Round") FROM "table_42183" WHERE "Position" = 'rb'