Develop a two-period weighted moving average forecast for periods 12 through 15. Use weights of 0.6 and 0.4, with the most recent observation weighted higher.

Period	Demand
10	234
11	379
12	396
13	301
14	435

Part 2

Calculate the forecasts for periods 1215 by using a two-period weighted moving average model (enter your responses rounded to the nearest whole number).

Period	Demand	Forecast
10	234
11	379
12	396	enter your response here

13

301

enter your response here

14

435

enter your response here

15

enter your response here