Analysis Services Decision Trees algorithm is Classification And Regression Tree (CART). There are 3 methods available for slitting the tree: Entropy, Bayesian with K2 Prior and Bayesian Dirichlet Equivalent (BDE) with uniform prior.
Microsoft is conducting an online survey to understand your opinion of the Msdn Web site. If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.