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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, the value of the sample mean difference is ________ if the difference scores reflect the results of the exam after the course minus the results of the exam before the course.
Pancreas
An organ in the digestive and endocrine systems that produces enzymes for digestion and hormones such as insulin, which regulates blood sugar levels.
Narcissism
A personality trait characterized by an excessive preoccupation with the self, a need for admiration, and a lack of empathy for others.
A social networking platform that allows users to connect, share content, and communicate with others online, founded by Mark Zuckerberg.
Self-Disclosure
The act of revealing personal information about oneself to others, aiming to create authenticity and intimacy in relationships.
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