this subject is introduction to manifacturing systems

(14 marks) Q7. If a 90% service level is expected, what level of safety stock should be held for the demand pattern shown below? Date Dec-00 Jan-01 Feb-01 Mar-01 Apr-01 May-01 Jun-01 Jul-01 Aug-01 Sep-01 Oct-01 Nov-01 Dec-01 Demand Actual Forecast 104 100 96 100 102 100 93 100 92 100 103 100 91 100 100 95 100 94 100 96 100 101 100 102 100 96 (6 marks)