TABLE 15-4

The output from the best-subset regressions is given below:

Following is the residual plot for % Attendance:

Following is the output of several multiple regression models:
Model (I):

Model (II):

Model (III):

-Referring to Table 15-4, the "best" model using a 5% level of significance among those chosen by the Cp statistic is
A) X₁,X₃.
B) X₁,X₂,X₃.
C) Either of the above
D) None of the above

Question

TABLE 15-4
  
The output from the best-subset regressions is given below:
  
Following is the residual plot for % Attendance:
  
Following is the output of several multiple regression models:
Model (I):
  
Model (II):
  
Model (III):
 
-Referring to Table 15-4, the "best" model using a 5% level of significance among those chosen by the Cp statistic is
A) X₁,X₃. 
B) X₁,X₂,X₃. 
C) Either of the above 
D) None of the above

Quizplus · Accepted Answer

The Answer of TABLE 15-4
  
The output from the best-subset regressions is given below:
  
Following is the residual plot for % Attendance:
  
Following is the output of several multiple regression models:
Model (I):
  
Model (II):
  
Model (III):
 
-Referring to Table 15-4, the "best" model using a 5% level of significance among those chosen by the Cp statistic is
A) X₁,X₃. 
B) X₁,X₂,X₃. 
C) Either of the above 
D) None of the above

TABLE 15-4 The Output from the Best-Subset Regressions Is Given Below