Data collected on the yearly demand for 50 pound bags of fertilizer at Wallace Garden Supply are shown in the following table , Develop a three year moving average to forecast sales. Then estimate demand again with a weighted moving average in which sales
1. 6 3 2 1
Develop a four month moving average forecast for Wallace garden supply and
compute the MAD .A three month moving average forecast was developed in the section on moving averages in following :-
Month Average January February March April May Jun
Sales of cool man air conditioners have grown steadily during the past five years:-
Years 1. 450 2. 495 3. 518 4. 563 5. 584 6. ?
The sales manager had predicted, before the business started, that year 1s sales would be 410 air conditioners. Using e