The data mining goal states project objectives in business terms such as, “Predict how many widgets a customer will buy given their purchases in the past three years, demographic information (age, salary, city, etc.), and the item price.” Success also should be defined in these terms for instance, success could be defined as achieving a certain level of predictive accuracy. If the business goal cannot be effectively translated into a data mining goal, it may be wise to consider redefining the problem at this point.