Demand for grated parmesan at Whole Foods is $67$ cases a day on average with a standard deviation of $10$ cases per day. The order lead time could vary too. On average, it takes $3$ days for an order to arrive and the standard deviation of the lead time is$1\mathrm{.}5$ days. Whole Foods targets a $98\%$ service level.$$

Note: both demand and lead time random variables follow a$$Normal distribution.

What does it mean for Whole Foods to target a $98\%$ service level with parmesan cheese?

Determine the safety stock level. If the values calculated are not integer, please round it$.$

What is the reorder point?$$that is$,$ when an order should be placed?