Compute MAD, MSE, and MAPE for the following data, showing actual and forecasted numbers of accounts serviced.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Compute MAD, MSE, and MAPE for the following data, showing actual and forecasted
numbers of accounts serviced.

Period
Actual
Forecast
1. .
217
215
2..
213
216
3. .
216
215
4...
210
214
5. .
213
211
6...
219
214
7. .
216
217
8. .
212
216
Transcribed Image Text:Period Actual Forecast 1. . 217 215 2.. 213 216 3. . 216 215 4... 210 214 5. . 213 211 6... 219 214 7. . 216 217 8. . 212 216
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