Question 9: Safety Stock A local service station is open 7 days per week, 365 days per year. Sales of 10W40 grade premium oil average 22 cans per day. Inventory holding costs are $1 per can per year. Ordering costs are $12 per order. Lead time is 2 weeks. Backorders are not practical -- the motorist drives away. Part a: 4 points Based on these data, choose the appropriate inventory model and calculate the economic order quantity. Please round to a whole number. Locally stored answer: The boss is concerned about this model because demand really varies. The standard deviation of demand was determined from a data sample to be 5.70 cans per day. The manager wants a 99.5 percent service probability. Determine a new inventory plan based on this information and the data above. Part b: 4 points What is the standard deviation of the demand during the lead time? (Keep two decimals.) Locally stored answer: Part c: 4 points What is the z-score of the given service level? | Locally stored answer: Part d: 4 points What is the safety stock? Part e: 4 points What is the reorder point? Locally stored answer: Locally stored answer: