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a. What is the null and alternative hypothesis? b. What is the test statistic to be used, the appropriate critical region and the actual value of the test statistic? c. What is the statistical decision and statistical conclusion?

a. What is the null and alternative hypothesis? b. What is the test statistic to be used, the appropriate critical region and the actual value of the test statistic? c. What is the statistical decision and statistical conclusion?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A test was conducted on the improvement of students before and after having remedial classes. Test Score 1 was the result before having remedial classes and Test Score 2 after having remedial classes. Is it possible that the two sets of score significantly differ? Use 0.05 level of significance. Student 1 2 3 4 5 6 Test Score 1 25 36 45 20 23 33 Test Score 2 30 40 a. What is the null and alternative hypothesis? b. What is the test statistic to be used, the appropriate critical region and the actual value of the test statistic? c. What is the statistical decision and statistical conclusion? 41 22 20 35 Difference 5 4 -4 2 -3 2
Transcribed Image Text:A test was conducted on the improvement of students before and after having remedial classes. Test Score 1 was the result before having remedial classes and Test Score 2 after having remedial classes. Is it possible that the two sets of score significantly differ? Use 0.05 level of significance. Student 1 2 3 4 5 6 Test Score 1 25 36 45 20 23 33 Test Score 2 30 40 a. What is the null and alternative hypothesis? b. What is the test statistic to be used, the appropriate critical region and the actual value of the test statistic? c. What is the statistical decision and statistical conclusion? 41 22 20 35 Difference 5 4 -4 2 -3 2
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