CSU Inc. makes branded sweatshirts. The manufacturing and delivery process is divided into 5 activities. They are the following: 1) Receiving shipment, 2) Production, 3) Distribution to the hub, 4) Distribution to the regional warehouse, and 5) Distribution to store. The processes have the following average completion times: 1) 15 days, 2) 12 days, 3) 30 days, 4) 18 days, and 5) 5 days. Additionally, the standard deviations of the processes are the following: 1) 2.3 days, 2) 1.7 days, 3) 5.6 days, and 4) 2.7 days. For the distribution to store, the computer system could only provide the variance of the processing time it is 0.09 days. Calculate the average completion time of the entire process