The following ANOVA table shows the results of an experiment used to test the effect of car type and gas brand on mileage.In the experiment 4 different types of cars and 3 different brands of gas were used.Assuming no effect from the interaction between car and brand of gas,test the claim that the four cars have the same mean mileage. $$\begin{array}{l}
\begin{array} { c }
&&\text { Sum of}&{ Mean }\
\text { Source } & \text { DF } & \text { Squares } & \text { Square } & \text { F-ratio } & \text { P-value } \
\text { Car } & 3 & 61.249 & 20.416 & 39.033 &

Question

The following ANOVA table shows the results of an experiment used to test the effect of car type and gas brand on mileage.In the experiment 4 different types of cars and 3 different brands of gas were used.Assuming no effect from the interaction between car and brand of gas,test the claim that the four cars have the same mean mileage. $$\begin{array}{l}
\begin{array} { c } 
&&\text { Sum of}&{ Mean }\
\text { Source } & \text { DF } & \text { Squares } & \text { Square } & \text { F-ratio } & \text { P-value } \
\text { Car } & 3 & 61.249 & 20.416 & 39.033 & < 0.0001 \
\text { Gas } & 2 & 2.222 & 1.111 & 2.124 & 0.200726 \
\text { Error } & 6 & 3.138 & 0.523 & & \
\text { Total } & 11 & 66.609 & & &
\end{array}
\end{array}$$

Quizplus · Accepted Answer

The Answer of The following ANOVA table shows the results of an experiment used to test the effect of car type and gas brand on mileage.In the experiment 4 different types of cars and 3 different brands of gas were used.Assuming no effect from the interaction between car and brand of gas,test the claim that the four cars have the same mean mileage. $$\begin{array}{l}
\begin{array} { c } 
&&\text { Sum of}&{ Mean }\
\text { Source } & \text { DF } & \text { Squares } & \text { Square } & \text { F-ratio } & \text { P-value } \
\text { Car } & 3 & 61.249 & 20.416 & 39.033 & < 0.0001 \
\text { Gas } & 2 & 2.222 & 1.111 & 2.124 & 0.200726 \
\text { Error } & 6 & 3.138 & 0.523 & & \
\text { Total } & 11 & 66.609 & & &
\end{array}
\end{array}$$

The Following ANOVA Table Shows the Results of an Experiment