Questions are based on the following ANOVA summary table (fixed effects):

$\begin{array}{crcc}
\hline \text { Source } & \text { df } & \boldsymbol{M S} & F \
\hline \mathrm{A} & 2 & 15 & 3.0 \
\mathrm{~B} & 3 & 10 & 2.0 \
\mathrm{AB} & 6 & 3 & 0.6 \
\text { Within } & 120 & 5 & \
\hline
\end{array}$
-For which source of variation is the null hypothesis rejected at the .10 level of significance?
A) A
B) B
C) AB
D) All of the above

Question

Questions are based on the following ANOVA summary table (fixed effects):

$\begin{array}{crcc}
\hline \text { Source } & \text { df } & \boldsymbol{M S} & F \
\hline \mathrm{A} & 2 & 15 & 3.0 \
\mathrm{~B} & 3 & 10 & 2.0 \
\mathrm{AB} & 6 & 3 & 0.6 \
\text { Within } & 120 & 5 & \
\hline
\end{array}$
-For which source of variation is the null hypothesis rejected at the .10 level of significance?
A) A
B) B
C) AB
D) All of the above

Quizplus · Accepted Answer

_.1₀F_{2, 120} = 2.35, _.₁₀F_{3, 120} = 2.13, _.1₀F_{6, 120} = 1.82. Only F_A is larger than its critical value.)

Questions Are Based on the Following ANOVA Summary Table (Fixed