CNN.com's Dan Rivers has been using a computer model to predict the outcome of this year's U.S. midterm elections. He says it is useful for two reasons, one being that we can get a better sense of how likely certain outcomes will be. The second reason he cites is that no human could have made such an accurate prediction without the help of a computer.
Our model, built to predict the outcome of this year’s midterm elections, tips Republicans to take the House and Democrats to retain control of the Senate. The model’s architect discusses how and why he built it, and our polling guru explains why polls matter. Why there’s no nuclear-arms race in Asia—yet. And Egypt wants the Rosetta Stone back, but it’s not that simple.
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