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Mathematics, 20.07.2020 01:01 coco4937
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.
Student / Exam Score Before Course / Exam Score After Course
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
1) What is the calculated test statistic?
2) State the null hypothesis, alternate hypothesis, and decision rule at .05 level of significance.
3) What are the conclusions?
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