Data Set 13-2
Numbers in the Cell Are Means Based

Data Set 13-2
Numbers in the cell are means based on 8 scores for each cell.
$\begin{array}{llll} &&&\text { A }\\&& \mathrm{A}_{1} & \mathrm{~A}_{2} & \mathrm{~A}_{3} \\&\mathrm{~B}_{1} & 10 & 20 & 30 \\\text { B }&\mathrm{~B}_{2} & 40 & 50 & 60 \\&\mathrm{~B}_{3} & 50 & 30 & 10\end{array}$

-In Data Set 13-2 the main effect of A appears to be

A) significant
B) not significant
C) based on 2, 60 df
D) both not significant and based on 2, 60 df.