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Question
The quarterly sales for specific educational software over the past three years are given in the following table. Compute the four seasonal factors.
| YEAR 1 | YEAR 2 | YEAR 3 | |
| Quarter 1 | 1710 | 1820 | 1830 |
| Quarter 2 | 960 | 910 | 1090 |
| Quarter 3 | 2720 | 2840 | 2900 |
| Quarter 4 | 2430 | 2200 | 2590 |
Answer
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Weight Day
Package 1
Package 2
Package 3
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23
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