TABLE 10-5
To test the effectiveness of a business school preparation course,8 students took a general business test before and after the course.The results are given below.
-True or False: Referring to Table 10-5,in examining the differences between related samples we are essentially sampling from an underlying population of difference "scores."

Question

TABLE 10-5
To test the effectiveness of a business school preparation course,8 students took a general business test before and after the course.The results are given below. 
-True or False: Referring to Table 10-5,in examining the differences between related samples we are essentially sampling from an underlying population of difference "scores."

Quizplus · Accepted Answer

When examining the differences between related samples, we are comparing the scores of each individual in the sample before and after the treatment or intervention. These scores represent the differences between the two measurements for each person, which can be considered as "scores" on a variable. Therefore, we are essentially sampling from an underlying population of difference scores.

TABLE 10-5 To Test the Effectiveness of a Business School Preparation Course,8