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

question 26

Multiple Choice

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.
Exam Score Exam Score
Student Before Course (1) After Course (2)
1 530 670
2 690 770
3 910 1,000
4 700 710
5 450 550
6 820 870
7 820 770
8 630 610
-Referring to Table 10-5, what is the critical value for testing at the 5% level of significance whether the business school preparation course is effective in improving exam scores?

• A) 2.365
• B) 2.145
• C) 1.761
• D) 1.895

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Definitions:

Continuous Childbirth

The phenomenon of having multiple childbirths in close succession without extended periods between pregnancies.

Forced Abortions

Abortions that are carried out without the consent of the pregnant individual, often under coercion or as a matter of policy.

One-Child Policy

A population control policy of China, implemented from 1979 to 2015, which limited many families to only one child in an effort to curb rapid population growth.

Urban Areas

Densely populated regions characterized by significant human settlement and infrastructure, such as cities and towns, where economic, cultural, and social activities are concentrated.