Building Multiple Regression Models
Models are used to accomplish two complementary goals: identification of key drivers of performance and prediction of performance under alternative scenarios. The variables selected affect both the explanatory accuracy and power of models, as well as forecasting precision. In this chapter, we focus on variable selection, the first step in the process used to build powerful and accurate multiple regression models.
KeywordsMultiple Linear Regression Model Fuel Economy Partial Model Screen Size Marginal Impact
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