Consider the following data:
|
Period
|
Demand
|
|
10
|
248
|
|
11
|
430
|
|
12
|
324
|
|
13
|
263
|
|
14
|
555
|
1) Develop a 3 period moving average forecast for periods 13-15
2) Develop two period weighted moving average model for periods 12-15. Use weights of 0.7 and 0.3, with the most recent observation weighted the highest
3) Develop an exponential smoothing forecast (SD=0.25) for Periods 11-15. Assume the forecast for period 10 was 294.