Originally Posted by Old Dude
Concerning the disparity in polls:
What I don't really understand is why Obama tends to poll higher in systems that use a live person to conduct the questioning rather than an automated "robo-call." I don't see why the results should be any different. Anyone care to share any insight on that?
My understanding was that the live person questioning went in hand with the cellphone polls, as they can't call your cell unless you've agreed in person, so all the cellphone polling was part of in-person polling as well? Could be wrong about what that meant, though.