PRINCIPLES OF SUPPLY CHAIN MANAGEMENT

a. Develop a single exponential smoothing forecast for Periods 1 through 9, using the data

below. Each time you develop a forecast, round your answer off to a whole number (ex. 2014.6 = 2015). Use a smoothing constant value of 0.3.

b. Calculate MAD and TS for the all the weeks and the entire forecasting period.

Actual Week Demand Forecast

1 4545 4500

2 4091

3 4318

4 4636

5 4181

6 4863

7 4363

8 4727

9