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Elna inc is a microwave manufacturing and distribution company based in Jakarta. The company needs to estimate production demand using the historical sales data of the last 24 months (periods). A logistics manager of the company then uses the moving average, exponential smoothing, and simple linear regression methods to determine sales forecasts for the next 12 months (Graphically illustrate the results). Provide an analysis and the results of bias, MAPE, MSE, and MAD for the forecasting decisions. Moving average is 4 month, and alfa is 0.05

Elna inc is a microwave manufacturing and distribution company based in Jakarta. The company needs to estimate production demand using the historical sales data of the last 24 months (periods). A logistics manager of the company then uses the moving average, exponential smoothing, and simple linear regression methods to determine sales forecasts for the next 12 months (Graphically illustrate the results). Provide an analysis and the results of bias, MAPE, MSE, and MAD for the forecasting decisions. Moving average is 4 month, and alfa is 0.05

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Elna inc is a microwave manufacturing and distribution company based in Jakarta. The company needs to estimate production demand using the historical sales data of the last 24 months (periods).
A logistics manager of the company then uses the moving average, exponential smoothing, and simple linear regression methods to determine sales forecasts for the next 12 months (Graphically illustrate the results). Provide an analysis and the results of bias, MAPE, MSE, and MAD for the forecasting decisions.
Moving average is 4 month, and alfa is 0.05

Period (Month) 1 2 3 4 сл 678 9 10 11 12 Quantity (unit) 683 417 1613 1614 1747 2678 4673 5604 3742 1481 683 151 Period (Month) Quantity (unit) 13 417 14 1747 15 2412 16 2545 17 4141 18 4540 19 7998 20 8264 21 7466 22 3210 23 1082 24 284
Transcribed Image Text:Period (Month) 1 2 3 4 сл 678 9 10 11 12 Quantity (unit) 683 417 1613 1614 1747 2678 4673 5604 3742 1481 683 151 Period (Month) Quantity (unit) 13 417 14 1747 15 2412 16 2545 17 4141 18 4540 19 7998 20 8264 21 7466 22 3210 23 1082 24 284
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