A consumer's guide to the polls.

A consumer's guide to the polls.

A consumer's guide to the polls.

Science, technology, and life.
Oct. 28 2004 5:31 PM

A Consumer's Guide to the Polls

Read the ingredients before you buy.

(Continued from Page 15)

Presses undecideds to pick a candidate: No, until a week before the election; yes, thereafter.

Average boost from pressing, last three samples:Unknown.


Disclosure of boost factor: Not published.

May weight your vote differently depending on your: Race, sex, age, or education, depending on census data, exit polls, and previous Zogby surveys.

Adjusts results to fit expected party shares of electorate: Yes.

Expected shares:39 percent Dem, 35 percent GOP. Zogby calculates party weights based on the last three elections and subtle adjustments for factors such as Hispanic population growth.

Correction, Oct. 29, 2004: We originally described the CBS/New York Times likely voter test as unspecified. The failure to specify it was ours. CBS News has published an exemplary description of its likely voter screening methods here. (Return to the corrected sentence._

Will Saletan writes about politics, science, technology, and other stuff for Slate. He’s the author of Bearing Right.

David Kenner is a former Slate intern.

Louisa Thomas is on the editorial staff of The New Yorker.