Question: Dunstreet's Department Store would like to develop an inventory ordering policy of a 90 percent probability of not stocking out. To illustrate your recommended procedure,
| Dunstreet's Department Store would like to develop an inventory ordering policy of a 90 percent probability of not stocking out. To illustrate your recommended procedure, use as an example the ordering policy for white percale sheets. |
| Demand for white percale sheets is 4,300 per year. The store is open 365 days per year. Every four weeks (28 days) inventory is counted and a new order is placed. It takes 9 days for the sheets to be delivered. Standard deviation of demand for the sheets is five per day. There are currently 100 sheets on hand. |
| How many sheets should you order? (Use Excel's NORMSINV() function to find the correct critical value for the given -level. Do not round intermediate calculations. Round "z" value to 2 decimal places and final answer to the nearest whole number.) Hint: First convert annual demand D to avaerage daily demand d bar. |
| Number of sheets |
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