In a completely randomized design involving three treatments, the following information is provided: $$\begin{array} { l c c c }
& \text { Treatment 1 } & \text { Treatment2 } & \text { Treatment } 3 \
\text { Sample size } & 5 & 10 & 5 \
\text { Sample mean } & 4 & 8 & 9
\end{array}$$ ? The overall mean for all the treatments is ______.
A) 7.00
B) 6.67
C) 7.25
D) 4.89

Question

In a completely randomized design involving three treatments, the following information is provided: $$\begin{array} { l c c c } 
& \text { Treatment 1 } & \text { Treatment2 } & \text { Treatment } 3 \
\text { Sample size } & 5 & 10 & 5 \
\text { Sample mean } & 4 & 8 & 9
\end{array}$$ ? The overall mean for all the treatments is ______.
A) 7.00
B) 6.67
C) 7.25
D) 4.89

Quizplus · Accepted Answer

The Answer of In a completely randomized design involving three treatments, the following information is provided: $$\begin{array} { l c c c } 
& \text { Treatment 1 } & \text { Treatment2 } & \text { Treatment } 3 \
\text { Sample size } & 5 & 10 & 5 \
\text { Sample mean } & 4 & 8 & 9
\end{array}$$ ? 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