Model
A consumer group is testing the gas mileage of 3 different models of cars.Several cars were driven 1000 miles and the gas mileage was recorded in the following table.
$$\begin{array} { | c | c | c }
\hline \text { Madel 1 } & \text { Model 2 } & \text { Madel 3 } \
\hline 22.6 & 19.6 & 25.3 \
\hline 20.9 & 22.3 & 21.6 \
\hline 23.6 & 20.5 & 20.5 \
\hline 21.9 & 17.0 & 24.6 \
\hline 22.0 & 17.6 & 22.7 \
\hline 21.1 & 19.2 & 20.5 \
\hline 18.7 & & 20.9 \
\hline
\end{array}$$
-Calculate the treatment mean square and the error mean square.
Calculate the test statistic.

Question

Model
A consumer group is testing the gas mileage of 3 different models of cars.Several cars were driven 1000 miles and the gas mileage was recorded in the following table.
 $$\begin{array} { | c | c | c } 
\hline \text { Madel 1 } & \text { Model 2 } & \text { Madel 3 } \
\hline 22.6 & 19.6 & 25.3 \
\hline 20.9 & 22.3 & 21.6 \
\hline 23.6 & 20.5 & 20.5 \
\hline 21.9 & 17.0 & 24.6 \
\hline 22.0 & 17.6 & 22.7 \
\hline 21.1 & 19.2 & 20.5 \
\hline 18.7 & & 20.9 \
\hline
\end{array}$$
-Calculate the treatment mean square and the error mean square.
Calculate the test statistic.

Quizplus · Accepted Answer

The Answer of Model
A consumer group is testing the gas mileage of 3 different models of cars.Several cars were driven 1000 miles and the gas mileage was recorded in the following table.
 $$\begin{array} { | c | c | c } 
\hline \text { Madel 1 } & \text { Model 2 } & \text { Madel 3 } \
\hline 22.6 & 19.6 & 25.3 \
\hline 20.9 & 22.3 & 21.6 \
\hline 23.6 & 20.5 & 20.5 \
\hline 21.9 & 17.0 & 24.6 \
\hline 22.0 & 17.6 & 22.7 \
\hline 21.1 & 19.2 & 20.5 \
\hline 18.7 & & 20.9 \
\hline
\end{array}$$
-Calculate the treatment mean square and the error mean square.
Calculate the test statistic.

Model a Consumer Group Is Testing the Gas Mileage of 3

Model
a Consumer Group Is Testing the Gas Mileage of 3