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Saturday, October 13, 2012

Comments

Stefan

RCP electoral map lags behind the RCP popular vote. This is because the tracking polls only track the popular vote. State polls are much more scarce. For instance, since your post (sometime today) Missouri has gone from swing state to leans Romney - this being a domino falling as a result of the bounce Romney got from the 1st Presidential debate.

It took RCP about 4 days of ~1pt national Romney lead for Missouri to topple over. In a few more days, we'll have a good idea where the electoral college is as a result of the debate bounce.

Ken Blanchard

The only problem I have with the above is that it seems to treat Silver's forecasts as data when they are not data. They are interpretations. Do I think Romney is going to win? I wish I did. I will start thinking that when Romney is leading by five points in the RCP average for Ohio. If that happens, then all Nate Silver's magic will evaporate.

I repeat, if in early November Romney is ahead slightly in the national polls but lagging in key states, then Obama will very probably win. If Romney is leading by four or five points nationally then he will probably be leading by a point or two in Ohio. If he is, then he will win. You don't need Silver to tell you that.

larry kurtz

whistling in the dark attacks predators fellers: earth hatred in a nutshell.

Jon S

How about In Trade that has numbers similar to Silver's? Today it is 61-38 Obama. Is that data or interpretation? Is Silver's "interpretation" based on ether or on data?

Bill Fleming

Silver isn't going for "magic" KB. From what I can tell, he's going for science. And he's actually more critical of his model than anyone else is. (Sign of a good science guy.)

http://fivethirtyeight.blogs.nytimes.com/2012/10/13/oct-13-arizona-and-the-spanish-speaking-vote/

p.s. looks like there may be a fly in the ointment in everyone's model when it comes to the Latino vote. Like cell-phone-only voters, sort of a systemic flaw in the data gathering technique until recently.

Whoops. There goes Florida, Colorado and Nevada. Maybe even Virginia? Who knows?

Ken Blanchard

Bill's comment makes my point, which was simply that you can't support Silver's bottom line projections by citing his other projections. If the four states mentioned by Mr. Fleming really are shifting decisively toward Romney and if Ohio and Wisconsin follow suit, what will Silver do? He'll adjust his projections. Silver is doing more, but not a lot more, than what anyone does who follows the RCP average on a regular basis.

Like you, I take the In Trade numbers seriously because they have been very reliable in the past. However, I remember once taking the Weekly Reader poll very seriously because it had never once been wrong. Until it was wrong (Bush 41).

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