Use the data given below to answer the following questions).
The table provided below gives the sales details of the number of android smart phones at an electronic retail store for the past 6 weeks. The time series appears to be relatively stable, without trend, seasonal, or cyclical effects. The simple moving average value of k is set at 2. $$\begin{array} { | c | c | }
\hline \text { Week } & \text { Units sold } \
\hline 1 & 88 \
\hline 2 & 44 \
\hline 3 & 54 \
\hline 4 & 65 \
\hline 5 & 72 \
\hline 6 & 85 \
\hline
\end{array}$$
-For the given data, the simple moving average mean absolute deviation is .
A) 0.21
B) 20.12
C) 14.25
D) 207.13

Question

Use the data given below to answer the following questions).
The table provided below gives the sales details of the number of android smart phones at an electronic retail store for the past 6 weeks. The time series appears to be relatively stable, without trend, seasonal, or cyclical effects. The simple moving average value of k is set at 2. $$\begin{array} { | c | c | } 
\hline \text { Week } & \text { Units sold } \
\hline 1 & 88 \
\hline 2 & 44 \
\hline 3 & 54 \
\hline 4 & 65 \
\hline 5 & 72 \
\hline 6 & 85 \
\hline
\end{array}$$
-For the given data, the simple moving average mean absolute deviation is .
A) 0.21
B) 20.12
C) 14.25
D) 207.13

Quizplus · Accepted Answer

The simple moving average for k=2 is calculated for weeks 3 to 6. The absolute deviations from the actual sales are calculated, and the mean of these deviations is the mean absolute deviation (MAD).

Use the Data Given Below to Answer the Following Questions)