The estimated regression equation for a model involving two independent variables and 10 observations follows. = XXXXXXXXXX x 1 + .4980 x 2 a. Interpret b 1 and b 2 in this estimated regression...

The estimated regression equation for a model involving two independent variables and 10 observations follows.

= 29.1270 + .5906x
₁ + .4980x
₂

a. Interpretb1 andb2 in this estimated regression equation.

b. Estimateywhenx
₁ = 180 andx
₂ = 310.