Question: A certain products daily demand is normally distributed with m = 300 and s = 70. Assume 360 days per year. The firm follows fixed
A certain products daily demand is normally distributed with m = 300 and s = 70. Assume 360 days per year. The firm follows fixed Q model where they order the Economic Order Quantity. Lead time is 9 days. Ordering cost = $200.00. It costs $15.00 to buy the item. Holding rate is 18%.
- What is the cycle time in days? And, what is the annual inventory cost excluding the purchase cost? (i.e., the total of ordering and holding cost)
- If the firm wants to maintain an 85% service level, what is the safety stock in number of units?
- What is the annual cost of this safety stock in dollars per year?
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