Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_16 ( lead_maragin INTEGER, dates_administered VARCHAR )

### Question ###
What was the average lead maragin for the dates administered of october 6, 2008?

### Accurate SQL ###

SELECT AVG(lead_maragin) FROM table_name_16 WHERE dates_administered = "october 6, 2008"