How many decile has a roll less than 20?
CREATE TABLE table_name_6 (decile INTEGER, roll INTEGER)
SELECT AVG(decile) FROM table_name_6 WHERE roll < 20
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_6 (decile INTEGER, roll INTEGER) Question: How many decile has a roll less than 20? [/INST] SELECT AVG(decile) FROM table_name_6 WHERE roll < 20 </s>