An e-commerce website has received some complaints on shipping delays. Managers ask the shipping and handling department monitor the shipping process and make sure of the quality in their process. To monitor the process, for 10 consecutive weeks, they look into the first 100 shipments and count the number of shimninn d-t.. below: Construct a two-sigma limit control chart to show whether the shipping process in this e-commerce firm needs any improvement or performs at acceptable level. (Round your answer to three decimal places.)