Functional forms of regression models
Based on 11 annual observations, the following regressions were obtained: ^ Model A: Y(sub t) = 2.6911 - 0.4795X(sub t) se = (.1216) (.1140) r^2 = .6628 ^ Model B: Y(sub t) = 0.7774 - .2530 ln X(sub t) se = (.0152) (0.0494) r^2 = 0.7448 where Y = the cups of coffee consum