Weekly demand figures at Hot Pizza are as follows:
|
Week
|
Demand($)
|
|
1
|
108
|
|
2
|
116
|
|
3
|
118
|
|
4
|
124
|
|
5
|
96
|
|
6
|
119
|
|
7
|
96
|
|
8
|
102
|
|
9
|
112
|
|
10
|
102
|
|
11
|
92
|
|
12
|
91
|
Using the Hot Pizza weekly demand figures provided, estimate demand for Week 4 to Week 12 by using a 3-week moving average as well as simple exponential smoothing with a = 0.2. Evaluate the MAD, MAPE, MSE, bias, and TS in each case. Which of the two methods do you prefer? Why? Include all calculations as well as your narrative explanation and summary.