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 p-value for the difference between the two population means is
A).0014
B).0027
C).4986
D).9972

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 p-value for the difference between the two population means is
A).0014 
B).0027 
C).4986 
D).9972

Quizplus · Accepted Answer

The p-value is 0.0027, which is less than 0.05. This indicates that there is a statistically significant difference in the abilities of current statistics students and those from five years ago.

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