CREATE TABLE table_47164 ("Round" FLOAT, "Pick" TEXT, "Player" TEXT, "Position" TEXT, "School/Club Team" TEXT)

Which Round has a Player of sammy okpro?
SELECT AVG("Round") FROM table_47164 WHERE "Player" = 'sammy okpro'
SELECT AVG("Round") FROM "table_47164" WHERE "Player" = 'sammy okpro'