Problem $3-12($Static$)$

The following equation summarizes the trend portion of quarterly sales of condominiums over a long cycle. Sales also exhibit seasonal

variations.

$F_t=40-6\mathrm{.}5t+2t^2$

where

$F_t=$ Unit sales

$t=0$ at the first quarter of last year

Click here for the Excel Data Flle

Using the information given, prepare a forecast of sales for each quarter of next year $($not this year$),$ and the first quarter of the year

following that.

Note: Do not round Intermedlate calculations. Round your final answers to $2$ decimal places.The following equation summarizes the trend portion of quarterly sales of condominiums over a long cycle. Sales also exhibit seasonal variations.

Ft $=406\mathrm{.}5$t $+2$t$2$t$-$squared

where

Ft $=$ Unit sales

t $=0$ at the first quarter of last year

Quarter Relative

$11\mathrm{.}1$

$21\mathrm{.}0$

$30\mathrm{.}6$

$41\mathrm{.}3$

Click here for the Excel Data File

Using the information given, prepare a forecast of sales for each quarter of next year $($not this year$),$ and the first quarter of the year following that.

Note: Do not round intermediate calculations. Round your final answers to $2$ decimal places.