Weekly iPhones sales (in $1,000s)in an Apple store for the past three months are shown in the table below.Compute the four-week centered moving averages.
$$\begin{array} { | c | c c |}
\hline \text { Manth } & \text { Week } & \text { Sales } \
\hline 1 & 1 & 14 \
& 2 & 22 \
& 3 & 20 \
& 4 & 16 \
\hline 2 & 1 & 18 \
& 2 & 20 \
& 3 & 24 \
& 4 & 20 \
\hline 3 & 1 & 22 \
& 2 & 26 \
& 3 & 24 \
& 4 & 18 \
\hline
\end{array}$$

Question

Weekly iPhones sales (in $1,000s)in an Apple store for the past three months are shown in the table below.Compute the four-week centered moving averages.
 $$\begin{array} { | c | c c |} 
\hline \text { Manth } & \text { Week } & \text { Sales } \
\hline 1 & 1 & 14 \
& 2 & 22 \
& 3 & 20 \
& 4 & 16 \
\hline 2 & 1 & 18 \
& 2 & 20 \
& 3 & 24 \
& 4 & 20 \
\hline 3 & 1 & 22 \
& 2 & 26 \
& 3 & 24 \
& 4 & 18 \
\hline
\end{array}$$

Quizplus · Accepted Answer

The Answer of Weekly iPhones sales (in $1,000s)in an Apple store for the past three months are shown in the table below.Compute the four-week centered moving averages.
 $$\begin{array} { | c | c c |} 
\hline \text { Manth } & \text { Week } & \text { Sales } \
\hline 1 & 1 & 14 \
& 2 & 22 \
& 3 & 20 \
& 4 & 16 \
\hline 2 & 1 & 18 \
& 2 & 20 \
& 3 & 24 \
& 4 & 20 \
\hline 3 & 1 & 22 \
& 2 & 26 \
& 3 & 24 \
& 4 & 18 \
\hline
\end{array}$$

Weekly IPhones Sales (In $1,000s)in an Apple Store for the Past