Regression analysis was used to develop the following equation from 60 observations of quarterly data: $=2500-3 t-3 Q_{1}+2 Q_{2}+5 Q_{3}$ ,
where: $Q _ { i }$ = 1, if quarter i (i = 1, 2, 3)
= 0, otherwise
Forecast the next four quarters.

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The Answer of Regression analysis was used to develop the following equation from 60 observations of quarterly data: $=2500-3 t-3 Q_{1}+2 Q_{2}+5 Q_{3}$ ,
where: $Q _ { i }$ = 1, if quarter i (i = 1, 2, 3)
= 0, otherwise
Forecast the next four quarters.

Regression Analysis Was Used to Develop the Following Equation from 60