Gashol (a mixture of gasoline and methyl alcohol)sales in Iowa City have been recorded over the past 10 months as shown below:
$$\begin{array} { | c | c | c | c | c | c | c | c | c | c | c | }
\hline \text { Manth } & \text { Jan } & \text { Feb } & \text { Mar } & \text { Apr } & \text { May } & \text { June } & \text { Juy } & \text { Aug } & \text { Sep } & \text { Oct } \
\hline \text { Sales } & 75 & 72 & 81 & 92 & 90 & 105 & 112 & 107 & 110 & 93 \
\hline
\end{array}$$
-Compute the four month centered moving average.

Question

Gashol (a mixture of gasoline and methyl alcohol)sales in Iowa City have been recorded over the past 10 months as shown below:
 $$\begin{array} { | c | c | c | c | c | c | c | c | c | c | c | } 
\hline \text { Manth } & \text { Jan } & \text { Feb } & \text { Mar } & \text { Apr } & \text { May } & \text { June } & \text { Juy } & \text { Aug } & \text { Sep } & \text { Oct } \
\hline \text { Sales } & 75 & 72 & 81 & 92 & 90 & 105 & 112 & 107 & 110 & 93 \
\hline
\end{array}$$
-Compute the four month centered moving average.

Quizplus · Accepted Answer

The Answer of Gashol (a mixture of gasoline and methyl alcohol)sales in Iowa City have been recorded over the past 10 months as shown below:
 $$\begin{array} { | c | c | c | c | c | c | c | c | c | c | c | } 
\hline \text { Manth } & \text { Jan } & \text { Feb } & \text { Mar } & \text { Apr } & \text { May } & \text { June } & \text { Juy } & \text { Aug } & \text { Sep } & \text { Oct } \
\hline \text { Sales } & 75 & 72 & 81 & 92 & 90 & 105 & 112 & 107 & 110 & 93 \
\hline
\end{array}$$
-Compute the four month centered moving average.

Gashol (A Mixture of Gasoline and Methyl Alcohol)sales in Iowa