question #2 Same problem statement Weekly demand for DVD-Rs at a retailer is normally distributed with a mean of 1,000 boxes and a standard deviation of 150. Currently, the store places orders to the supplier , with a reorder point of 4,200 boxes. The order quantity to the supplier is fixed at 5,000 boxes. Replenishment lead time is 4 weeks, fixed order cost per order is $100, each box costs the retailer $10, and the Inventory holding cost is 25% per year. If the retaller wants to achieve a 99% service level (use the z-volue with one decimol, as in Table 13.4 on page 400 of the textbook). what should be the safety stock value? Numeric Response