1. What is the 3-week moving average?
2. What is the 4-week moving average?
3. What is the 6-week moving average?
4. Explain the implications of your moving average analyses. Insert as a text box in the Excel file.
5. In a brief narrative, describe the importance of the use of this tool for business and industry. Insert this narrative as a text box in the Excel file.

Week	Sales (1000s of gallons)
1	19
2	23
3	17
4	27
5	19
6	17
7	22
8	21
9	25
10	19
11	17
12	23