In a study with three groups and 13 participants in each group,the sum of squares for the within-groups source of variation is 18.What is the value for the mean square within groups in this study?
A) 2
B) 3
C) 9
D) 0.5

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The Answer of In a study with three groups and 13 participants in each group,the sum of squares for the within-groups source of variation is 18.What is the value for the mean square within groups in this study?
A) 2
B) 3
C) 9
D) 0.5

In a Study with Three Groups and 13 Participants in Each