A Data Science Central Community
All the hard work we put into the “model” on the right hand side of the equation, is only as accurate as the dependent variable was to start with in reflecting the business problem at hand. Yet…. modeling efforts typically focus almost exclusively on the prediction of the objective variable, while often accepting the dependent “AS IS” with all that that…Continue
Added by David G. Young on May 1, 2016 at 8:21pm — No Comments
You’re working on the MAIN MODEL. The one that leverages half the company’s assets, and on which your paycheck and that of many others depends. You’ve already run through a stepwise, forward, and backward search of the variables, their interactions, and possible curvatures. What are the most productive things to do next?
Here are a couple of ideas…Continue
Added by David G. Young on April 27, 2016 at 8:07am — No Comments