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_55 (joined INTEGER, nickname VARCHAR, location VARCHAR)
### Question:
What is the average Joined with a Nickname of wildcats in longmeadow, massachusetts?
### Answer:
SELECT AVG(joined) FROM table_name_55 WHERE nickname = "wildcats" AND location = "longmeadow, massachusetts"