Forecasting Assignment - Excel

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RawSalesData1.xlsx
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2 weeks of sales data

Sales Data
Week Sales ($1,000) Naïve MA (3) MA(5) WMA EXPO (a=0.2) EXPO (a=0.4)
1 17
2 19
3 18
4 15
5 20
6 18
7 21
8 22
9 20
10 19
11 18
12 20
13 22
14 18
15