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What is the sum and mean of error and absolute error, see figure below.

What is the sum and mean of error and absolute error, see figure below.

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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Investigate the forecast accuracy at a car company, What is the sum and mean of error and absolute error, see figure below. Week Demand Forecast 1 70 100 90 90 3 100 90 4 110 100 5 110 100 6. 90 100 7 100 100 8 110 100 9 80 100 10 120 100 The sum error is type your answer. and the mean error is type your answer. The sum absolute error is type your answer. and the mean absolute error is type your answer..
Transcribed Image Text:Investigate the forecast accuracy at a car company, What is the sum and mean of error and absolute error, see figure below. Week Demand Forecast 1 70 100 90 90 3 100 90 4 110 100 5 110 100 6. 90 100 7 100 100 8 110 100 9 80 100 10 120 100 The sum error is type your answer. and the mean error is type your answer. The sum absolute error is type your answer. and the mean absolute error is type your answer..
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