Question
The following table contains the demand from the last 12 months: Quarter Sales 1 600 2 1550 3 1800 4 2100 5 2400 6 3100
The following table contains the demand from the last 12 months:
| Quarter | Sales |
| 1 | 600 |
| 2 | 1550 |
| 3 | 1800 |
| 4 | 2100 |
| 5 | 2400 |
| 6 | 3100 |
| 7 | 2600 |
| 8 | 2905 |
| 9 | 3800 |
| 10 | 4500 |
| 11 | 4100 |
| 12 | 4900 |
b. Please plot the actual and forecast demand for MA(4), WMA(0.4,0.3,0.2,0.1) , ES(0.1) respectively.
d. Based on the simple linear regression results, please answer the following questions: 1) What % of the variation in the data is explained by the model? 2) Is there a significant relationship between demand and quarter? (yes or no)
Step by Step Solution
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Solution The following are the forecasts for the next 4 quarters using MA4 WMA04...
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Income Tax Fundamentals 2013
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
31st Edition
1111972516, 978-1285586618, 1285586611, 978-1285613109, 978-1111972516
