$\begin{array}{lcc}
\hline \text { Source } & S S & d f& MS &F \
\hline \text { Factor 1 } & 577.2 & 1 \
\text { Factor } 2 & 2586.4 & 1 \
\text { Factor }{ }^{*} \text { Factor 2 } &3359.7 & \
\text { Error } & 14235.2 & 26\
\hline
\end{array}$ This ANOVA has how many possible main effect and interactions to test for?
A) 2
B) 3
C) 4
D) Insufficient information

Question

$\begin{array}{lcc}
\hline \text { Source } & S S & d f& MS &F \
\hline \text { Factor 1 } &  577.2 & 1 \
\text { Factor } 2 & 2586.4 & 1 \
\text { Factor }{ }^{*} \text { Factor 2 } &3359.7 &   \
\text { Error } & 14235.2  & 26\
\hline
\end{array}$ This ANOVA has how many possible main effect and interactions to test for?
A) 2
B) 3
C) 4
D) Insufficient information

Quizplus · Accepted Answer

There are two main effects (Factor 1 and Factor 2) and one interaction (Factor 1 * Factor 2), for a total of three effects to test. Therefore, the best choice is B.

This ANOVA Has How Many Possible Main Effect and Interactions