Title:MULTIPLE CHOICE D Description: The following table represents the number of hours of pain relief provided by 4 different brands of muscle relief pain tablets administered to 20 subjects. The 20...

What would be the F-critical value if the significance level is at 5%? What would be the correct decision at a 5% level of significance?

Extracted text: Title:MULTIPLE CHOICE D Description: The following table represents the number of hours of pain relief provided by 4 different brands of muscle relief pain tablets administered to 20 subjects. The 20 subjects were randomly divided into 4 groups and each group was treated with a different brand. Test the hypothesis at the 1% level of significance that the mean number of hours of relief provided by the tablets is the same for all four brands. Brand A Brand B Brand C Brand D 4 8. 3 7 9. 3 3 4 6. 4 4 5 2 5 4 4