What's the average round the position of RB was drafted?
CREATE TABLE table_name_90 (round INTEGER, position VARCHAR)
SELECT AVG(round) FROM table_name_90 WHERE position = "rb"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_90 (round INTEGER, position VARCHAR) Question: What's the average round the position of RB was drafted? [/INST] SELECT AVG(round) FROM table_name_90 WHERE position = "rb" </s>