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Question
Given the following data, calculate the three-year moving averages for years 4 through 10.
| Year | Demand |
| 1 | 74 |
| 2 | 90 |
| 3 | 59 |
| 4 | 91 |
| 5 | 140 |
| 6 | 98 |
| 7 | 110 |
| 8 | 123 |
| 9 | 99 |
Answer
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Weight Day
Package 1
Package 2
Package 3
Package 4 Monday
23
22
23
24 Tuesday
23
21
19
21 Wednesday
20
19
20
21 Thursday
18
19
20
19 Friday
18
20
22
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