The estimated regression equation for a model involving two independent variables and 10 observations follows. ý = 29.1370 + 0.5103x, + 0.4980x2 (a) Interpret b, in this estimated regression equation. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 29.1370 is an estimate of the change in y corresponding to a 1 unit change in x, when x., is held constant. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. Interpret b, in this estimated regression equation. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 29.1370 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. (b) Predict y when x, = 190 and x, = 340.
The estimated regression equation for a model involving two independent variables and 10 observations follows. ý = 29.1370 + 0.5103x, + 0.4980x2 (a) Interpret b, in this estimated regression equation. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 29.1370 is an estimate of the change in y corresponding to a 1 unit change in x, when x., is held constant. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. Interpret b, in this estimated regression equation. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. O b, = 29.1370 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant. (b) Predict y when x, = 190 and x, = 340.
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section: Chapter Questions
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Transcribed Image Text:The estimated regression equation for a model involving two independent variables and 10 observations follows.
ý = 29.1370 + 0.5103x, + 0.4980x2
(a) Interpret b, in this estimated regression equation.
O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 29.1370 is an estimate of the change in y corresponding to a 1 unit change in x, when x., is held constant.
O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
Interpret b, in this estimated regression equation.
O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 0.4980 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 0.5103 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
O b, = 29.1370 is an estimate of the change in y corresponding to a 1 unit change in x, when x, is held constant.
(b) Predict y when x, = 190 and x, = 340.
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