Assume that weekly demand for Palms at B\&M Computer world is normally distributed, with a mean of 2500 and a stand deviation of 500 . The manufacturer takers two weeks to fill an order placed by the manager. The manager currently order 10,000 palms every cycle. a. Evaluate the safety inventory if a 90% service level is expected b. Evaluate average inventory and time spent by palm at B\&M. c. If the lead time is also uncertain, and the standard deviation of the lead time is 1.5 week, what is the safety inventory if a 92% service level is expected