Exam 16: Regression Analysis: Model Building
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In a regression analysis involving 20 observations and five independent variables, the following information was obtained.
Fill in all the blanks in the above ANOVA table.

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Exhibit 16-1
In a regression analysis involving 25 observations, the following estimated regression equation was developed.
= 10 - 18x1 + 3x2 + 14x3
Also, the following standard errors and the sum of squares were obtained.Sb1 = 3 Sb2 = 6 Sb3 = 7
SST = 4,800 SSE = 1,296
-When dealing with the problem of non-constant variance, the reciprocal transformation means using

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