QUESTION 9 4 points The reorder point for a certain type of phone is equal to 110 units. On average, three orders are placed per year. The demand for the phone is stochastic. The table below lists the possible demand levels during the lead time period and the probability associated with each demand level. Demand Probability 70 0.1 90 0.25 110 0.25 130 0.15 150 0.25 The manager is aware that the shop ruins sometimes out of stock and of the consequences it may have on the future of the shop. The manager estimates the cost of a stockout at S15 per unit per occurrence, while the inventory costs are estimated to amount to S10 per unit per year. Determine the optimal reorder point and the optimal safety stock level that will minimize the costs. Provide detailed explanations and justifications for your answer. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac)