Table 108
a Manager Wants to Forecast the Monthly Demand
for

Multiple Choice

Table 10.8
A manager wants to forecast the monthly demand
for a machine the company produces.
$$\begin{array} { | c | c | } \hline \text { Month } & \begin{array} { c } \text { No. Machines } \\\text { Sold }\end{array} \\\hline 1 & 50 \\2 & 65 \\3 & 52 \\4 & 56 \\5 & 55 \\6 & 60 \\\hline\end{array}$$
-Use the information in Table 10.8.Calculate the MAD for months 4 through 6 for the weighted moving average forecasts.The weights are 0.50,0.30,and 0.20,where 0.50 refers to the most recent demand.

A) less than or equal to 2
B) greater than 2 but less than or equal to 3
C) greater than 3 but less than or equal to 4
D) greater than 4