Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.

-Refer to Exhibit 10-3. The standard error of is
A)12.9
B)9.3
C)4

Question

Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
 
-Refer to Exhibit 10-3. The standard error of  is
A)12.9 
B)9.3 
C)4

Quizplus · Accepted Answer

The Answer of Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
 
-Refer to Exhibit 10-3. The standard error of  is
A)12.9 
B)9.3 
C)4

Exhibit 10-3 A Statistics Teacher Wants to See If There Is Any