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_80 (undecided VARCHAR, source VARCHAR, murray VARCHAR)

### Question ###
What is the undecided percentage of the poll from Suffolk University with Murray at 11%?

### Accurate SQL ###

SELECT undecided FROM table_name_80 WHERE source = "suffolk university" AND murray = "11%"