6.15 Random samples of size n₁ = 8 and n₂ = 8 were selected from populations A and B. respectively. The data are given in the following table. Population A Population B 4.3 3.5 4.6 4.7 3.8 3.7 5.3 5.3 5.8 5.4 4.7 5.2 4.4 5.1 3.9 4.4 a. Test for a difference in the medians of the two populations using an α = .05 Wilcoxon rank sum test. b. Place a 95% confidence interval on the difference in the medians of the two populations.
6.15 Random samples of size n₁ = 8 and n₂ = 8 were selected from populations A and B. respectively. The data are given in the following table. Population A Population B 4.3 3.5 4.6 4.7 3.8 3.7 5.3 5.3 5.8 5.4 4.7 5.2 4.4 5.1 3.9 4.4 a. Test for a difference in the medians of the two populations using an α = .05 Wilcoxon rank sum test. b. Place a 95% confidence interval on the difference in the medians of the two populations.
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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