Exhibit 15-2
Consider the following time series.

-Refer to Exhibit 15-2. The forecast for period 10 is
A)10.0
B)25.0
C)30.0
D)22.5

Name: Exhibit 15-2 Consider the following time series. -Refer to Exhibit 15-2. The forecast for period 10 is A)10.0 B)25.0 C)30.0 D)22.5
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Question

Exhibit 15-2
Consider the following time series.
 
-Refer to Exhibit 15-2. The forecast for period 10 is
A)10.0 
B)25.0 
C)30.0 
D)22.5

Quizplus · Accepted Answer

To forecast the value for period 10 using simple moving average method with 4 periods, we take the average of the previous 4 periods (periods 6, 7, 8, 9). 
(20 + 30 + 25 + 15)/4 = 22.5. Therefore, the forecast for period 10 is 22.5.

Exhibit 15-2 Consider the Following Time Series