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_16 (decile INTEGER, authority VARCHAR, name VARCHAR)
### Question:
What is the average Decile with a state authority and a Name of mapiu school?
### Answer:
SELECT AVG(decile) FROM table_name_16 WHERE authority = "state" AND name = "mapiu school"