Total variation between column mean equals
A. $$\frac{{{\text{SS}}}}{{\left( {{\text{n}} - {\text{c}}} \right)}}$$
B. $$\frac{{{\text{SSE}}}}{{\left( {{\text{C}} - 1} \right)}}$$
C. $$\frac{{{\text{SSC}}}}{{\left( {{\text{c}} + 1} \right)}}$$
D. $$\frac{{{\text{SSC}}}}{{\left( {{\text{r}} - 1} \right)}}$$
Answer: Option A

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