Weighted moving average technique

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The sales of Regiferators at the Walmart stores have grown steadily during the past six years as shown in the table below. 

Year

Sales

WMA-3

MA-2

Error^2

1

460

-

-

-

2

495

-

-

-

3

520

-

 

 

4

568

 

 

 

5

594

 

 

 

6

605

 

 

 

 

 

 

 

 

(a) Provide a forecast by using a 3-year weighted moving average technique with weights 4, 2, and 1 (4 = most recent).

(b) Forecast sales using a 2-year moving average technique.

(c ) What is the MSE from the 2-year moving average? Round answers to 3 decimal places.

Reference no: EM133127250

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