Using a weighted moving average with three periods, determine the demand for period 13. Use 3, 2, and 1 for the weights of the most recent, second most recent, and third most recent periods, respectively  b) Find the MAD, MSE and MAPE

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PLEASE ANSWER BOTH QUESTIONS without excel

 

 

a) Using a weighted moving average with three periods, determine the demand for period 13. Use 3, 2, and 1 for the weights of the most recent, second most recent, and third most recent periods, respectively 


b) Find the MAD, MSE and MAPE  

Data collected on the monthly demand for a certain product in thousands of dollars are
shown in the following table.
Month
Demand
1
145.5
2
160
3
71
4
99
5
194.5
206
7
135.5
8
152.5
246
10
259
11
181.5
12
194
Transcribed Image Text:Data collected on the monthly demand for a certain product in thousands of dollars are shown in the following table. Month Demand 1 145.5 2 160 3 71 4 99 5 194.5 206 7 135.5 8 152.5 246 10 259 11 181.5 12 194
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