The debate over whether pollsters should statistically adjust (or weight) their samples by party identification has been heated during campaign 2004. Here is a list of sequence of posts that covered this topic exhaustively:
- Weighting by Party
- More on Party ID
- Why & How Pollsters Weight, Part I
- Why & How Pollsters Weight, Part II
- Why & How Pollsters Weight, Part III
- Why & How Pollsters Weight, Part IV
It is worth noting that the debate about weighting by party is really a part of a larger debate also raging in 2004 about how pollsters define likely voters - click this link for more information.
Finally, click on this link to display short excerpts of all of the posts concerning weighting by party in reverse chronological order (most recent first).