Regression Analysis Was Used to Develop the Following Equation from 60

Essay

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.