Compute grocery stores weekly demand forecast.
A chain of grocery stores had the following weekly demand (cases) for a particular brand of laundry soap: Dem = Demand
Week

1

2

3

4

5

6

7

8

9

10

Dem

31

22

33

26

21

29

25

22

20

26

 Develop three also four period moving average forecasts also compute MSA for every. Which provides better forecast? Illustrate what would be the forecast for week 11?
 Develop an exponential smoothing forecast with smoothing constants α =0.1 also 0.3. Illustrate what would be the forecast for week 11?
 Compute the tracking signal for every of the forecasts in part (a) also (b). Is there any evidence of bias?
 Might a different model provide better results?