Based on available information, lead time demand for PC thumb drives averages 51 units (normally distributed), with a standard deviation of 4 drives. Management wants an 85% service level. Refer to the standard normal table for z-values. a) What value of Z should be applied? b) How many drives should be carried as safety stock? units (round your response to the nearest whole number). c) What is the appropriate reorder point? units (round your response to the nearest whole number). Based on available information, lead time demand for PC thumb drives averages 51 units (normally distributed), with a standard deviation of 4 drives. Management wants an 85% service level. Refer to the standard normal table for z-values. a) What value of Z should be applied? b) How many drives should be carried: units (round your response to the nearest whole number). c) What is the appropriate reorder point 1.04 id your response to the nearest whole number)