>I'm not an expert in the science (?) of polling, but I think I've
>seen several stories recently noting that pollers are getting
>increasingly frustrated trying to find valid samples, given that
>they get a lot of answering machines when they try to call folks, or
>when they do reach them, folks refuse to participate, etc.
Yup, the refusal rate is up, people are switching from land lines to cell phones (which aren't as easily accessible), caller ID means people aren't answering the phone, etc. Accuracy doesn't seem to have suffered all that much, though.
Doug