robopolls

It tends to undersample those who are out and about, and has a particularly large effect in robopolls, where many respondents hang up when they're busy.

Obama Closing On Hillary In Another National Poll 2009

That gives it two advantages, because it (a) typically sees a very wide spread between polls several weeks out and its final numbers and (b) does day-before robopolls, surveying the electorate at the last moment when minds are largely made up.

Poll: Hillary Up 17 Points In Ohio Primary 2009

And Survey USA's robopolls are even more accurate.

Poll: Obama's Colorado Lead Shrinks; Half Say He's Too Inexperienced 2009

Small sample size aside, howewver, robopolls like SUSA are inherently more susceptable this kind of noise around the margins because people are responding by pushing a button so mistakes are more likely and they are also a bit more likely to lie a computer voice than to a real person.

Palin Supporter To Black Sound Man: "Sit Down, Boy" 2009

A light voter screen simply goes on the likelihood to vote scale. .and that is what most polls including robopolls do.

CBS/NYT Poll: Obama Winning Big -- If New Voters Turn Out 2009

Some of these polls use automated scripts; they're so-called robopolls.

Democracy Now! 2008

Kolker said his firm conducts robopolls for a few large polling firms with surprising success.

Medlogs - Recent stories 2008

Some of these polls use automated scripts; they're so-called robopolls.

Democracy Now! 2008

The local newspapers and television stations that have underpinned the proliferation of robopolls in recent years (they accounted for almost half of all polls during the elections of

The Economist: Correspondent's diary 2010