The following estimated regression equation is based on 30 observations. The values of SST and SSR are 1,804 and 1,761, respectively. a. Compute R² (to 3 decimals). b. Compute R (to 3 decimals). y= 18.5 +3.9x1 c. Comment on the goodness of fit. The estimated regression equation - Select your answer - - 2x2 +7.6x3 + 2.5x4

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.6: Moving Averages Models
Problem 22P: The file P13_22.xlsx contains total monthly U.S. retail sales data. While holding out the final six...
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The following estimated regression equation is based on 30 observations.
The values of SST and SSR are 1,804 and 1,761, respectively.
a. Compute R² (to 3 decimals).
b. Compute R (to 3 decimals).
y= 18.5 +3.9x1
c. Comment on the goodness of fit.
The estimated regression equation - Select your answer -
-
2x2 +7.6x3 + 2.5x4
Transcribed Image Text:The following estimated regression equation is based on 30 observations. The values of SST and SSR are 1,804 and 1,761, respectively. a. Compute R² (to 3 decimals). b. Compute R (to 3 decimals). y= 18.5 +3.9x1 c. Comment on the goodness of fit. The estimated regression equation - Select your answer - - 2x2 +7.6x3 + 2.5x4
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