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The data in the table below represent the number of hours of pain relief provided by 5 different brands of headache tablets administered to 25 subjects, who were randomly divided into 5 groups, and each group was treated to a different brand. Tablet A B C D E 5 3 2 7 4 5 3 6 8 2 4 9 6 3 1 4 3 7 4 7 Total 26 39 20 14 33 132 Mean 5.2 7.8 2.8 6.6 5.28 Perform the analysis of variance, and test the hypothesis at the 0.05 level of significance that the mean number of hours of relief provided by the tablets is the same for all 5 brands. 9 7 8 6 9

The data in the table below represent the number of hours of pain relief provided by 5 different brands of headache tablets administered to 25 subjects, who were randomly divided into 5 groups, and each group was treated to a different brand. Tablet A B C D E 5 3 2 7 4 5 3 6 8 2 4 9 6 3 1 4 3 7 4 7 Total 26 39 20 14 33 132 Mean 5.2 7.8 2.8 6.6 5.28 Perform the analysis of variance, and test the hypothesis at the 0.05 level of significance that the mean number of hours of relief provided by the tablets is the same for all 5 brands. 9 7 8 6 9

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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Please help me. Our topic is One-Way Analysis of Variance.

The data in the table below represent the number of hours of pain relief provided by 5 different brands of headache tablets administered to 25 subjects, who were randomly divided into 5 groups, and each group was treated to a different brand. Tablet A B с D E 5 31 2 7 4 5 3 6 8 2 4 9 6 3 1 4 3 7 4 7 Total 26 39 20 14 33 132 Mean 5.2 7.8 4 2.8 6.6 5.28 Perform the analysis of variance, and test the hypothesis at the 0.05 level of significance that the mean number of hours of relief provided by the tablets is the same for all 5 brands. 9 7 8 6 9
Transcribed Image Text:The data in the table below represent the number of hours of pain relief provided by 5 different brands of headache tablets administered to 25 subjects, who were randomly divided into 5 groups, and each group was treated to a different brand. Tablet A B с D E 5 31 2 7 4 5 3 6 8 2 4 9 6 3 1 4 3 7 4 7 Total 26 39 20 14 33 132 Mean 5.2 7.8 4 2.8 6.6 5.28 Perform the analysis of variance, and test the hypothesis at the 0.05 level of significance that the mean number of hours of relief provided by the tablets is the same for all 5 brands. 9 7 8 6 9
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