Problem
An electrical contractor's records during the last five weeks indicate the number of job requests:
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|
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|
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| Week: |
1 |
2 |
3 |
4 |
5 |
| Requests: |
23 |
25 |
21 |
24 |
25 |
Predict the number of requests for week 6 using each of these methods:
a. Naive.
Number of requests
b. A four-period moving average. (Round your answer to 2 decimal places.)
Number of requests
c. Exponential smoothing with a = .30. Use 23 for week 2 forecast. (Round your intermediate forecast values and final answer to 2 decimal places.)
Number of Requests
F3
F4
F5
F6