Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_48 (round INTEGER, college VARCHAR, pick__number VARCHAR)
### Question:
What is the average round that the player from USF was picked in when his draft pick number was less than 24?
### Answer:
SELECT AVG(round) FROM table_name_48 WHERE college = "usf" AND pick__number < 24