he data in the table represent the number of hours of pain relief provided by 5 different brands of neadache tablets administered to 25 subjects. The 25 subjects were randomly divided into 5 groups and each group was treated with a different brand. Test at 0.05 level of significance.  Find the following:  SStot: SSbet: SSwit: MSbet: MSwit: Fratio:  F0.05:

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