Sue Higgins, the sales manager at The Boler Corporation, has given you the following information regarding the sales history of one of Boler’s products, the Candi Kane:
Quarter Year1 Year2 Year3
1 330 250 200
2 350 280 220
3 300 235 195
4 270 220 180
?a. Plot the quarterly sales data for each year.
b. What seasonal index for each quarter could be used to forecast the sales of this product for year4?
c. Forecast quarter 2 and 3 for year 4.
d. Assume 180 units of demand (actual demand) for year 4 quarter 1 and 185 units for year 4 quarter 2. Forecast quarter 1 for year 5 (α=γ=0.4)