Question $4$

$8$ pts

Total Wine plans to open a megastore in a suburban town. There are currently $9$ small liquor stores selling $1\mathrm{.}5$L bottles of wine in the town. Each store experiences an identical supply$/$demand behavior: Mean demand of $92$ bottles$/$week and a standard deviation of $20$ bottles$/$week$.$ The supply lead time is $7$ weeks, and the target service level is $90\%.$ What is the Big$-$Box safety stock advantage of Total Wine? $($Ynteger answer$)$