City Services Satisfaction Survey 2015 City Services Satisfaction Survey | Page 6

Sample Sources and Response Rates In total 30,281 invitations were sent, with an overall response rate of 4%. Invitation  Method Mailed  postcard Email Copyright © 2016 Decision Analyst  Sample Source Record Selection  Method A list of all  occupied residences in  Arlington Randomly selected  residential addresses  proportionate to the  City zip code  distribution Email  addresses  provided by  lists from the  Library and  Water  Departments Randomly selected  emails proportionate  to the City zip code  distribution Number of  Invitations Sent Response  Rate 5,000 4% 25,281 4% 6