9. The method of claim 1 wherein generating scores for the plurality of statistical models comprises generating scores for some of the statistical models, in which the statistical models comprise nested layers of statistical models, each model being linked to one or more models in the next layer.
1. A method comprising: at a call routing system, receiving a telephone call from a caller, the caller being associated with a plurality of parameters; predicting an action prior to caller input about the action, including generating scores for a plurality of statistical models, each statistical model representing a correlation between a subset of the plurality of parameters and an action, the score for each statistical model being generated using the statistical model and the subset of the plurality of parameters associated with the statistical model, the score for each statistical model providing information about a probability that the caller will perform an action associated with the statistical model or request the action to be performed; selecting a representative based on the scores; and routing the call to the selected representative.