What is the mean round number for center position when the pick number is less than 23?
CREATE TABLE table_name_39 (round INTEGER, position VARCHAR, pick__number VARCHAR)
SELECT AVG(round) FROM table_name_39 WHERE position = "center" AND pick__number < 23
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_39 (round INTEGER, position VARCHAR, pick__number VARCHAR) Question: What is the mean round number for center position when the pick number is less than 23? [/INST] SELECT AVG(round) FROM table_name_39 WHERE position = "center" AND pick__number < 23 </s>