In a P system, the lead time for a box of weed-killer is three weeks and the review period is one week. Demand during the protection interval averages 241 boxes, with a standard deviation of demand during the protection interval of 60 boxes. a. What is the cycle-service level when the target inventory is set at 250 boxes? Refer to the standard normal table as needed. The cycle-service level is %. (Enter your response rounded to two decimal places.) A golf specialty wholesaler operates 50 weeks per year. Management is trying to determine an inventory policy for its 1-irons, which have the following characteristics: = > Demand (D) = 2,500 units/year > Demand is normally distributed > Standard deviation of weekly demand = 3 units > Ordering cost = $50/order > Annual holding cost (H) = $6.00/unit > Desired cycle-service level = 92% > Lead time (L) = 4 weeks = Refer to the standard normal table for z-values. a. If the company uses a periodic review system, P should be weeks. (Enter your response rounded to the nearest whole number.)