Radio Shack sells a 32GB flash drive. Weekly demand for the 32GB flash drive in one of their stores is normally distributed with a mean of 12 and a standard deviation of 3. The store places orders weekly and there is a one week lead time to receive orders. i. If the order up-to level is set at 32, what in-stock probability would they achieve? ii. If the order up-to level is set at 30, what fill rate would they achieve?