Based on the information below, calculate forecasts for all quarters for an annual projected demand of $480$ units

Demand History

Total

Year

Quarter

$4$

D

$1$

$2$

$3$

$1$

$130$

$100$

$100$

$106$

$82$

$73$

$70$

$90$

$90$

$105$

$2$

$122$

$132$

Average

$1534122\mathrm{.}4,90,114$

$1505133\mathrm{.}2\mathrm{.}140\mathrm{.}140$

$133\mathrm{.}132\mathrm{.}133\mathrm{.}135$