The data in the following table represent the number of hours of relief provided by five different brands of headache tablets administrated to 25 subjects experiencing fever of 38 C or more. Perform the analysis of variance and test the hypothesis at the 0.05 level of significance that the tablets is the same for all five brands. Discuss the results. Tablet A B C D E 5.2 9.1 3.2 2.4 7.1 4.7 7.1 5.8 3.4 6.6 8.1 8.2 2.2 4.1 9.3 6.2 6.0 3.1 1.0 4.2 3.0 9.1 7.2 4.0 7.6