Question: Daily demand for a product is normally distributed with a mean of 200 units and a standard deviation of 20 units. The firm currently uses
Daily demand for a product is normally distributed with a mean of 200 units and a standard deviation of 20 units. The firm currently uses a reorder point system, with a lead time of 4 days. What safety stock provides a 90% service level (Z = 1.28)?
Select one:
a. 40
b. 93.2
c. 0
d. 66
e. 51.2
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