... a high-quality, consoli-dated repository of information necessary for supporting decision-making. Theserepositories make use of data from operational systems or other sources. Data ware-houses ... variable, the outcome,ory-variable, is the vari-able any model will attempt to predict. Independent variables, also referred to asdescriptors, predictors,orx-variables, are the fields that will be used ... that are two-dimensional surfaces. An under-standing of the basic design principles of data graphics and user interfaces will help to use and customize data graphics to support decision-making....