Develop a three-period weighted moving average forecast for periods 4 through 11. Use weights of 0.4, 0.35,

Question:

Develop a three-period weighted moving average forecast for periods 4 through 11. Use weights of 0.4, 0.35, and 0.3, with the most recent observation weighted the highest. Calculate the MFE, MAD, and MAPE values for periods 4 through 10. How do your results compare with those for problem 7?
PERIOD DEMAND
1............ 221
2............ 247
3............ 228
4............ 233
5............ 240
6............ 152
7............ 163
8............ 155
9............ 167
10............ 158