Find the optimal ordering policy for the stochastic single-period model with a setup cost where the demand has the probability density function

and the costs are
Holding cost = $1 per item,
Shortage cost = $3 per item,
Setup cost = $1.50,
Production cost = $2 per item.
Show your work, and then check your answer by using the corresponding Excel template in your OR Courseware.

for 0 sfs 20 0 otherwise,