Question
A, B, and C are three explanatory variables in a multiple regression with 28 cases. The following table shows the residual sum of squares (RSS)
A, B, and C are three explanatory variables in a multiple regression with 28 cases. The following table shows the residual sum of squares (RSS) for all models. Note that all models have an intercept.
Explanatory Variable(s)
RSS
none
9900
A
7590
B
7330
C
8110
AB
6400
AC
6150
BC
6650
ABC
5610
a.Calculate 4 statistics for each model: the estimate of , adjusted , , and BIC.
b.Summarize which model(s) is/are ranked best for each of the 4 statistics from part (a).
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Practical Linear Algebra A Geometry Toolbox
Authors: Gerald Farin, Dianne Hansford
4th Edition
1003051219, 9781003051213
