Spreadsheet The Greyhound Company is considering changing its current inventory control system for electronic picture frames. The information regarding one e frame is given below: Average demand = 160 units/week Lead time : 5 weeks Order cost $80/order Unut cost $50 Carrying charge rate - 0.065 Desired service level 90 percent Standard deviation of weekly demand. 45 Number of weeks per yer 52 Use the FPS Safety Stock Excel template in Mind Tap to computer and M for a fixed-period inventory system model with and without safety stock. Use the rounded to value in your calculations. Use Appendix A to determine 2-value Round 2-value to two decimal places. Do not round intermediate calculations. Round your answer for up to the nearest whole number and round your answer for M to the nearest whole number T: weeks M: Spreadsheet The Greyhound Company is considering changing its current inventory control system for electronic picture frames. The information regarding one e frame is given below: Average demand = 160 units/week Lead time : 5 weeks Order cost $80/order Unut cost $50 Carrying charge rate - 0.065 Desired service level 90 percent Standard deviation of weekly demand. 45 Number of weeks per yer 52 Use the FPS Safety Stock Excel template in Mind Tap to computer and M for a fixed-period inventory system model with and without safety stock. Use the rounded to value in your calculations. Use Appendix A to determine 2-value Round 2-value to two decimal places. Do not round intermediate calculations. Round your answer for up to the nearest whole number and round your answer for M to the nearest whole number T: weeks M