Weekly sales of copy paper at Cubicle Suppliers are provided in the table below.Compute a three-period moving average and a four-period moving average for weeks 5,6,and 7.Compute the MAD for both forecasting methods.Which model is more accurate? Forecast week 8 with the more accurate method.
Week Sales (cases)
1 17
2 21
3 27
4 31
5 19
6 17
7 21

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The Answer of Weekly sales of copy paper at Cubicle Suppliers are provided in the table below.Compute a three-period moving average and a four-period moving average for weeks 5,6,and 7.Compute the MAD for both forecasting methods.Which model is more accurate? Forecast week 8 with the more accurate method.
Week Sales (cases)
1 17
2 21
3 27
4 31
5 19
6 17
7 21

Weekly Sales of Copy Paper at Cubicle Suppliers Are Provided