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

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1.	In a time series forecasting model, the demands for five time periods were 10, 13, 15, 18 and 22. A linear regression fit resulted in an equation F = 6.9 + 2.9t where F is the forecast for period t. The sum of the absolute deviations for the five data is
A.	2.3
B.	0.2
C.	-1.2
D.	2.2
Answer» E.

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