Question: Question 2 (4 marks) The data below shows the number of pints of type A blood used at the Suva Private Hospital for the past
Question 2 (4 marks)
The data below shows the number of pints of type A blood used at the Suva Private Hospital for the past 6 weeks:
| Week Of | No of litres used |
| August 10 | 500 |
| August 17 | 515 |
| August 24 | 480 |
| August 31 | 510 |
| September 7 | 540 |
| September 14 | 480 |
Based on the above, answer the following:
- Predict the demand for the week of September 21 using a 3-week moving average. (2 mark)
(b) Use a 3-week weighted moving average, with weights of 0.4, 0.6 and 0.7, using 0.7 for the most recent week. Now, forecast the demand for the week of September 21. (2 mark)
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