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In the Petroco Service Station problem, for the exponentially smoothed forecast with an a value of .30; compute the mean absolute deviation (MAD) via Excel and/or POM- QM. It is (type number only, two decimals)

In the Petroco Service Station problem, for the exponentially smoothed forecast with an a value of .30; compute the mean absolute deviation (MAD) via Excel and/or POM- QM. It is (type number only, two decimals)

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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Have not been able to compute the mad with the value of .30
The manager of the Petroco Service Station wants to forecast the demand for unleaded gasoline next month so that the proper number of gallons can be ordered from the distributor. The owner has accumulated the following data on demand for unleaded gasoline from sales during the past 10 months. Compute an exponentially smoothed forecast with an a value of .30. According to the result from Excel and/or POM-QM, the forecast for the month of January would be (type number only, two decimals) Month October November December January February March April May June July 733.25 Gasoline Demanded (gal.) 800 725 630 500 645 690 730 810 1,200 980
Transcribed Image Text:The manager of the Petroco Service Station wants to forecast the demand for unleaded gasoline next month so that the proper number of gallons can be ordered from the distributor. The owner has accumulated the following data on demand for unleaded gasoline from sales during the past 10 months. Compute an exponentially smoothed forecast with an a value of .30. According to the result from Excel and/or POM-QM, the forecast for the month of January would be (type number only, two decimals) Month October November December January February March April May June July 733.25 Gasoline Demanded (gal.) 800 725 630 500 645 690 730 810 1,200 980
In the Petroco Service Station problem, for the exponentially smoothed forecast with an a value of .30; compute the mean absolute deviation (MAD) via Excel and/or POM- QM. It is (type number only, two decimals) 128.29
Transcribed Image Text:In the Petroco Service Station problem, for the exponentially smoothed forecast with an a value of .30; compute the mean absolute deviation (MAD) via Excel and/or POM- QM. It is (type number only, two decimals) 128.29
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