Your team has a replenishment lead time of $4$ days. The lead time to your customer is $0\mathrm{.}5$ days. Your average demand is $6$ jobs a day. The standard deviation of demand is $1\mathrm{.}5$ jobs per day. The z value your team has decided to use is $1\mathrm{.}036.$

What is the safety stock your team should have?

The answer should be in the numerical format of X$.$xx