In a time series forecasting model, the demand for five time periods w – McqOptions

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1.	In a time series forecasting model, the demand for five time periods was 10,13,15,18 and 22. A linear regression fit resulted in an equation F = 6.9 + 2.9 where F is the forecast for period f. The sum of absolute deviations for the five data is
A.	2.2
B.	0.2
C.	1.2
D.	24.3
Answer» B. 0.2

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