In a completely randomized design involving three treatments, the following information is provided: $\begin{array}{llcc}&\text { Treatment } 1&\text { Treatment } 2&\text { Treatment } 3\
\text { Sample Size } & 5 & 10 & 5 \
\text { Sample Mean } & 4 & 8 & 9
\end{array}$ The overall mean for all the treatments is
A) 7.00
B) 6.67
C) 7.25
D) 4.89

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The Answer of In a completely randomized design involving three treatments, the following information is provided: $\begin{array}{llcc}&\text { Treatment } 1&\text { Treatment } 2&\text { Treatment } 3\
\text { Sample Size } & 5 & 10 & 5 \
\text { Sample Mean } & 4 & 8 & 9
\end{array}$ The overall mean for all the treatments is
A) 7.00
B) 6.67
C) 7.25
D) 4.89

In a Completely Randomized Design Involving Three Treatments, the Following