What does “least squares” estimates mean? What is being estimated? What is being squared? In what sense are the squares “least”?
TASK Consider the following two least-squares estimates of the relationship between interest rates and the federal budget deficit in the United States: Model 1: N = 56, R2 = 0.00 where: = Interest rate on AAA corporate bonds = Federal budget deficit as percentage of GNP Model 2: .369 […]