Problems:
Exponential smoothing forecast
Sales of Cool-Man air conditioners have grown steadily during the past 5 years:
The sales manager had predicted, before the business started, that year 1's sales would be 410 air conditioners.
Using exponential smoothing with a weight of Coefficient = 0.30, develop forecasts for years 2 through 6.
YEAR SALES
1 450
2 495
3 518
4 563
5 584
6 ?