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Emergency calls to Winter Park, Florida’s 911 system, for the past 24 weeks are as follows: Compute the exponentially smoothed forecast of calls for each week. Assume an initial forecast of 50 calls in the first week and use = 0.1. What is the forecast for the 25th week? Reforecast each period using  = 0.6.

Emergency calls to Winter Park, Florida’s 911 system, for the past 24 weeks are as follows: Compute the exponentially smoothed forecast of calls for each week. Assume an initial forecast of 50 calls in the first week and use = 0.1. What is the forecast for the 25th week? Reforecast each period using  = 0.6.

Practical Management Science
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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Emergency calls to Winter Park, Florida’s 911 system, for the past 24 weeks are as follows:

  1. Compute the exponentially smoothed forecast of calls for each week. Assume an initial forecast of 50 calls in the first week and use = 0.1. What is the forecast for the 25th week?
  2. Reforecast each period using  = 0.6.
WEEK CALLS WEEK CALLS WEEK CALLS 1 50 9 35 17 55 35 10 20 18 40 3 25 11 15 19 35 4 40 12 40 20 60 5 45 13 55 21 75 6 35 14 35 22 50 7 20 15 25 23 40 8 30 16 55 24 65
Transcribed Image Text:WEEK CALLS WEEK CALLS WEEK CALLS 1 50 9 35 17 55 35 10 20 18 40 3 25 11 15 19 35 4 40 12 40 20 60 5 45 13 55 21 75 6 35 14 35 22 50 7 20 15 25 23 40 8 30 16 55 24 65
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