The trend line and seasonal indexes shown below were computed from four weeks of daily observations.Forecast the seven values for the next week.
Trend Line: $\tilde { y } _ { t }$ = 145 + 1.66t (t = 1,2,3,...28)
$$\begin{array} { | l | c | }
\hline \text { Day } & \boldsymbol { SI } _ { \mathbf { t } } \
\hline \text { Sunday } & 1.403 \
\text { Munday } & {0 .517 } \
\text { Tuesday } & 0 .515 \
\text { Wednesday } & 0.621 \
\text { Thursday } & 0 .675 \
\text { Friday } & 1.145 \
\text { Saturday } & 2.124 \
\hline
\end{array}$$

Question

The trend line and seasonal indexes shown below were computed from four weeks of daily observations.Forecast the seven values for the next week.
Trend Line: $\tilde { y } _ { t }$ = 145 + 1.66t (t = 1,2,3,...28)
 $$\begin{array} { | l | c | } 
\hline \text { Day } & \boldsymbol { SI } _ { \mathbf { t } } \
\hline \text { Sunday } & 1.403 \
\text { Munday } & {0 .517 } \
\text { Tuesday } & 0 .515 \
\text { Wednesday } & 0.621 \
\text { Thursday } & 0 .675 \
\text { Friday } & 1.145 \
\text { Saturday } & 2.124 \
\hline
\end{array}$$

Quizplus · Accepted Answer

The Answer of The trend line and seasonal indexes shown below were computed from four weeks of daily observations.Forecast the seven values for the next week.
Trend Line: $\tilde { y } _ { t }$ = 145 + 1.66t (t = 1,2,3,...28)
 $$\begin{array} { | l | c | } 
\hline \text { Day } & \boldsymbol { SI } _ { \mathbf { t } } \
\hline \text { Sunday } & 1.403 \
\text { Munday } & {0 .517 } \
\text { Tuesday } & 0 .515 \
\text { Wednesday } & 0.621 \
\text { Thursday } & 0 .675 \
\text { Friday } & 1.145 \
\text { Saturday } & 2.124 \
\hline
\end{array}$$

The Trend Line and Seasonal Indexes Shown Below Were Computed y~t\tilde { y } _ { t }y~​t​

The Trend Line and Seasonal Indexes Shown Below Were Computed $\tilde { y } _ { t }$