2) Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below).

Year Sales

1 450

2 495

3 518

4 566

5 580

b) The MAD for a 3-year moving average based forecast is __________ sales

c) The MSE for a 3-year moving average based forecast is __________ sales

Year Sales

1 450

2 495

3 518

4 566

5 580

2) Sales of Volkswagen's popular Beetle have grown steadily at auto dealerships in Nevada during the past 5 years (see table below). Year Sales 1 450 2 495 3 518 4 566 5 580 b) The MAD for a 3-year moving average based forecast is sales c) The MSE for a 3-year moving average based forecast is sales