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To Test the Effectiveness of a Business School Preparation Course,8

Question 108

Multiple Choice

To test the effectiveness of a business school preparation course,8 students took a general business test before and after the course.Suppose the before and after exam scores are both normally distributed.Which of the following tests will be the most appropriate?


A) Pooled-variance t test.
B) Paired t test.
C) Wilcoxon rank sum test.
D) Kruskal-Wallis rank Test.

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