Question: Q4. (25 points) The 40 week demand data for a product is given below. Replenishment cycle is weekly and lead time is 3 days. Week

Q4. (25 points) The 40 week demand data for a

Q4. (25 points) The 40 week demand data for a product is given below. Replenishment cycle is weekly and lead time is 3 days. Week Sales 2 328 19 4 254 6 272 8 173 9 305 10 535 11 253 12 157 13 224 14 285 15 3631 16 332 17 184 18 46 20 149 2101 330 242 26 29 39 Week Sales 21 293 22 450 23 24 96 295 25 3351 28 304 30 238 31 605 32 274 34 357 35 3331 36 182 37 273 38 269 40 251 405 1) Draw the sales vs. time graph 2) Draw the demand profile histogram 3) Calculate average value of demand 4) Calculate safety stock 5) Calculate the target inventory for a service level of 90 %

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